Apple Security Advisories · July 2021 — Apple Security Advisories
49 advisories 49 CVEs 1 EXPLOITED

Apple-vendor CVEs for 2021-07. Mirrored into Vulnetix VDB.

Every advisory below is enriched with the Vulnetix VDB exploit-intelligence chip (hover a CVE ID in the interactive page to see CVSS, EPSS, KEV status, and PoC maturity). 1 is already weaponised in the wild — see the Exploited section.

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The advisories below are ordered by the Vulnetix risk prioritization strategy: exploitation evidence first, scores second. On the interactive page you can switch to three other lenses.

Advisories

CVE-2021-30807

iPadOSExploitedCISA KEV listedHIGH2021-07-27

A memory corruption issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.5.1, iOS 14.7.1 and iPadOS 14.7.1, watchOS 7.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware...

CVEs:CVE-2021-30807

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30795

watchOSWeaponized exploitHIGH2021-07-22

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.

CVEs:CVE-2021-30795

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
safari affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-22925

OtherPoC exploitMEDIUM2021-07-20

curl supports the `-t` command line option, known as `CURLOPT_TELNETOPTIONS`in libcurl. This rarely used option is used to send variable=content pairs toTELNET servers.Due to flaw in the option parser for sending `NEW_ENV` variables, libcurlcould be ma...

CVEs:CVE-2021-22925

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-36976

OtherPoC exploitCRITICAL2021-07-19

libarchive 3.4.1 through 3.5.1 has a use-after-free in copy_string (called from do_uncompress_block and process_block).

CVEs:CVE-2021-36976

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30731

macOSPoC exploitMEDIUM2021-07-22

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-004 Catalina. An unprivileged application may be able to capture USB devices.

CVEs:CVE-2021-30731

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30805

macOSCoalition ESS < 30%HIGH2021-07-22

A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. An application may be able to execute arbitrary code with kernel priv...

CVEs:CVE-2021-30805

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30793

macOSCoalition ESS < 30%HIGH2021-07-22

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. An application may be able to execute arbitrary code with kernel privileges.

CVEs:CVE-2021-30793

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30799

macOSCoalition ESS < 30%HIGH2021-07-22

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing maliciously crafted web content may lead...

CVEs:CVE-2021-30799

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30797

watchOSCoalition ESS < 30%CRITICAL2021-07-22

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to code execution.

CVEs:CVE-2021-30797

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
safari affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30785

watchOSCoalition ESS < 30%CRITICAL2021-07-22

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Processing a maliciously crafted image may lead to arbitrary code execution.

CVEs:CVE-2021-30785

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30798

watchOSCoalition ESS < 30%HIGH2021-07-22

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6. A malicious application may be able to bypass certain Privacy preferences.

CVEs:CVE-2021-30798

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30758

watchOSCoalition ESS < 30%CRITICAL2021-07-22

A type confusion issue was addressed with improved state handling. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.

CVEs:CVE-2021-30758

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
safari affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30796

macOSCoalition ESS < 30%HIGH2021-07-22

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Processing a maliciously crafted image may lead to a denial of service.

CVEs:CVE-2021-30796

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30759

watchOSCoalition ESS < 30%CRITICAL2021-07-22

A stack overflow was addressed with improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. Processing a maliciously crafted font file m...

CVEs:CVE-2021-30759

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30748

macOSCoalition ESS < 30%HIGH2021-07-22

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. An application may be able to execute arbitrary code with kernel privileges.

CVEs:CVE-2021-30748

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
tvos affected apple
Upstream advisory

CVE-2021-30760

watchOSCoalition ESS < 30%CRITICAL2021-07-22

An integer overflow was addressed through improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. Processing a maliciously crafted font ...

CVEs:CVE-2021-30760

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30765

macOSCoalition ESS < 30%HIGH2021-07-22

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. An application may be able to execute arbitrary code with kernel privile...

CVEs:CVE-2021-30765

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30766

macOSCoalition ESS < 30%HIGH2021-07-22

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. An application may be able to execute arbitrary code with kernel privile...

CVEs:CVE-2021-30766

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30802

tvOSCoalition ESS < 30%CRITICAL2021-07-22

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.7, tvOS 14.7. Processing maliciously crafted web content may lead to arbitrary code execution.

CVEs:CVE-2021-30802

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
tvos affected apple
Upstream advisory

CVE-2021-30780

watchOSCoalition ESS < 30%HIGH2021-07-22

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. A malicious application may be ab...

CVEs:CVE-2021-30780

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30779

watchOSCoalition ESS < 30%CRITICAL2021-07-22

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing a maliciously crafted image may lead to arbitrary code execution.

CVEs:CVE-2021-30779

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30792

macOSCoalition ESS < 30%CRITICAL2021-07-22

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Processing a maliciously crafted image may lead to arbitrary code execution.

CVEs:CVE-2021-30792

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30789

watchOSCoalition ESS < 30%CRITICAL2021-07-22

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Processing a maliciously crafted font file may lead to arbitrary code ex...

CVEs:CVE-2021-30789

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30774

watchOSCoalition ESS < 30%HIGH2021-07-22

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. A malicious application may be able to gain root privileges.

CVEs:CVE-2021-30774

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30775

watchOSCoalition ESS < 30%CRITICAL2021-07-22

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Processing a maliciously crafted audio file may lead to arbitrary co...

CVEs:CVE-2021-30775

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30790

macOSCoalition ESS < 30%CRITICAL2021-07-22

An information disclosure issue was addressed by removing the vulnerable code. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. Opening a maliciously crafted file may lead to unexpected appl...

CVEs:CVE-2021-30790

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30777

macOSCoalition ESS < 30%HIGH2021-07-22

An injection issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. A malicious application may be able to gain root privileges.

CVEs:CVE-2021-30777

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30788

watchOSCoalition ESS < 30%HIGH2021-07-22

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. Processing a maliciously crafted tiff file may lead to a den...

CVEs:CVE-2021-30788

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30773

watchOSCoalition ESS < 30%MEDIUM2021-07-22

An issue in code signature validation was addressed with improved checks. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious application may be able to bypass code signing checks.

CVEs:CVE-2021-30773

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30791

macOSCoalition ESS < 30%MEDIUM2021-07-22

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Processing a maliciously crafted file may disclose user information.

CVEs:CVE-2021-30791

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30769

watchOSCoalition ESS < 30%MEDIUM2021-07-22

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.

CVEs:CVE-2021-30769

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30772

macOSCoalition ESS < 30%HIGH2021-07-22

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.5. A malicious application may be able to gain root privileges.

CVEs:CVE-2021-30772

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30768

watchOSCoalition ESS < 30%MEDIUM2021-07-22

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. A sandboxed process may be able to circumvent sandbox restrictions.

CVEs:CVE-2021-30768

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30782

macOSCoalition ESS < 30%MEDIUM2021-07-22

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. A malicious application may be able to access restricted files.

CVEs:CVE-2021-30782

Affected products

ProductStatusVendorPackageEcosystem
mac_os_x affected apple
Upstream advisory

CVE-2021-30787

macOSCoalition ESS < 30%HIGH2021-07-22

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. An application may be able to cause unexpected system termination or write kernel memory.

CVEs:CVE-2021-30787

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30776

watchOSCoalition ESS < 30%MEDIUM2021-07-22

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Playing a malicious audio file may lead to an unexpected application termination.

CVEs:CVE-2021-30776

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30733

iPadOSCoalition ESS < 30%MEDIUM2021-07-22

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciousl...

CVEs:CVE-2021-30733

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30672

macOSCoalition ESS < 30%HIGH2021-07-22

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. A malicious application may be able to gain root privileges.

CVEs:CVE-2021-30672

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30778

macOSCoalition ESS < 30%MEDIUM2021-07-22

This issue was addressed with improved entitlements. This issue is fixed in macOS Big Sur 11.5. A malicious application may be able to bypass Privacy preferences.

CVEs:CVE-2021-30778

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
Upstream advisory

CVE-2021-30763

watchOSCoalition ESS < 30%MEDIUM2021-07-22

An input validation issue was addressed with improved input validation. This issue is fixed in iOS 14.7, watchOS 7.6. A shortcut may be able to bypass Internet permission requirements.

CVEs:CVE-2021-30763

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
watchos affected apple
Upstream advisory

CVE-2021-30803

macOSCoalition ESS < 30%MEDIUM2021-07-22

A permissions issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.5. A malicious application may be able to access a user’s recent Contacts.

CVEs:CVE-2021-30803

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
Upstream advisory

CVE-2021-30786

macOSCoalition ESS < 30%CRITICAL2021-07-22

A race condition was addressed with improved state handling. This issue is fixed in iOS 14.7, macOS Big Sur 11.5. Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution.

CVEs:CVE-2021-30786

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
Upstream advisory

CVE-2021-30804

iOSCoalition ESS < 30%MEDIUM2021-07-22

A permissions issue was addressed with improved validation. This issue is fixed in iOS 14.7. A malicious application may be able to access Find My data.

CVEs:CVE-2021-30804

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
Upstream advisory

CVE-2021-30800

iOSCoalition ESS < 30%CRITICAL2021-07-22

This issue was addressed with improved checks. This issue is fixed in iOS 14.7. Joining a malicious Wi-Fi network may result in a denial of service or arbitrary code execution.

CVEs:CVE-2021-30800

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
Upstream advisory

CVE-2021-30770

watchOSCoalition ESS < 30%CRITICAL2021-07-22

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.

CVEs:CVE-2021-30770

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30781

watchOSCoalition ESS < 30%HIGH2021-07-22

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. A local attacker may be able to cause unexpected application...

CVEs:CVE-2021-30781

Affected products

ProductStatusVendorPackageEcosystem
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30783

macOSCoalition ESS < 30%MEDIUM2021-07-22

An access issue was addressed with improved access restrictions. This issue is fixed in macOS Big Sur 11.5, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave. A sandboxed process may be able to circumvent sandbox restrictions.

CVEs:CVE-2021-30783

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

CVE-2021-30703

iPadOSCoalition ESS < 30%CRITICAL2021-07-22

A double free issue was addressed with improved memory management. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. An application may be ab...

CVEs:CVE-2021-30703

Affected products

ProductStatusVendorPackageEcosystem
ipados affected apple
iphone_os affected apple
macos affected apple
mac_os_x affected apple
tvos affected apple
watchos affected apple
Upstream advisory

CVE-2021-30784

macOSCoalition ESS < 30%HIGH2021-07-22

Multiple issues were addressed with improved logic. This issue is fixed in macOS Big Sur 11.5. A local attacker may be able to execute code on the Apple T2 Security Chip.

CVEs:CVE-2021-30784

Affected products

ProductStatusVendorPackageEcosystem
macos affected apple
mac_os_x affected apple
Upstream advisory

Need live exploit intelligence?

Every CVE above is indexed in the Vulnetix VDB with KEV, EPSS, and PoC maturity. The interactive page surfaces that on hover.