VDB
CVE-2021-1809
CVE-2021-1809
PUBLISHED
CVSS 7.5 HIGH
A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to read restricted memory.
EPSS 0.54% · 68.1th percentile
Risk Scores
CVSS 3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score
0.54%
68.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| apple | mac_os_x | 10.15.7, 10.14.6, 10.14.6 |
| apple | macos | 11.0 |
| Apple | iOS and iPadOS | unspecified |
| apple | tvos | 0 |
| Apple | macOS | unspecified, unspecified, unspecified |
| Apple | watchOS | unspecified |
| apple | ipados | 0 |
| Apple | tvOS | unspecified |
| apple | iphone_os | 0 |
| apple | watchos | 0 |
Exploit Intelligence
Timeline
- Apr 27, 2021 CVE Published
- Sep 9, 2021 EPSS Score
- Sep 17, 2021 EPSS Score
- Nov 6, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 1, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jun 24, 2022 EPSS Score
- Aug 22, 2022 EPSS Score
- Oct 19, 2022 EPSS Score
- Dec 16, 2022 EPSS Score
References
- https://support.apple.com/fr-fr/HT212325 advisory
- https://support.apple.com/fr-fr/HT212327 advisory
- https://support.apple.com/fr-fr/HT212317 advisory
- https://support.apple.com/fr-fr/HT212318 advisory
- https://support.apple.com/fr-fr/HT212324 advisory
- https://support.apple.com/fr-fr/HT212326 advisory
- https://support.apple.com/fr-fr/HT212319 advisory
- https://support.apple.com/fr-fr/HT212323 advisory
- https://support.apple.com/fr-fr/HT212320 advisory
- https://support.apple.com/fr-fr/HT212321 advisory
- https://support.apple.com/en-us/HT212317 url
- https://support.apple.com/en-us/HT212323 url
- https://support.apple.com/en-us/HT212324 url
- https://support.apple.com/en-us/HT212325 url
- https://support.apple.com/en-us/HT212326 url
- https://support.apple.com/en-us/HT212327 url
- https://nvd.nist.gov/vuln/detail/CVE-2021-1809 advisory