VDB

CVE-2021-1834

CVE-2021-1834 PUBLISHED CVSS 9.800000190734863 CRITICAL

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A malicious application may be able to execute arbitrary code with kernel privileges.

EPSS 1.44% · 81.0th percentile

Risk Scores

CVSS v3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
1.44%
81.0th percentile

Affected Products

VendorProductVersions
ApplemacOSunspecified, *, unspecified
applemac_os_x10.14.1, 10.14.2, 10.14.3
applemacos11.0

Timeline

  • Apr 27, 2021 CVE Published
  • Sep 9, 2021 EPSS Score
  • Sep 16, 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 18, 2022 EPSS Score
  • Dec 15, 2022 EPSS Score
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