Vulnerability Monitor

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CVE-2021-1840


A memory corruption issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.3, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave. A local attacker may be able to elevate their privileges.


Published

2021-09-08T15:15:10.853

Last Modified

2024-11-21T05:45:12.717

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:P/I:P/A:P

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

3.9

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-787

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System apple mac_os_x 10.14 Yes
Operating System apple mac_os_x 10.14.0 Yes
Operating System apple mac_os_x 10.14.1 Yes
Operating System apple mac_os_x 10.14.2 Yes
Operating System apple mac_os_x 10.14.3 Yes
Operating System apple mac_os_x 10.14.4 Yes
Operating System apple mac_os_x 10.14.4 Yes
Operating System apple mac_os_x 10.14.5 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.14.6 Yes
Operating System apple mac_os_x 10.15 Yes
Operating System apple mac_os_x 10.15.1 Yes
Operating System apple mac_os_x 10.15.2 Yes
Operating System apple mac_os_x 10.15.3 Yes
Operating System apple mac_os_x 10.15.4 Yes
Operating System apple mac_os_x 10.15.5 Yes
Operating System apple mac_os_x 10.15.6 Yes
Operating System apple mac_os_x 10.15.6 Yes
Operating System apple mac_os_x 10.15.6 Yes
Operating System apple mac_os_x 10.15.7 Yes
Operating System apple mac_os_x 10.15.7 Yes
Operating System apple mac_os_x 10.15.7 Yes
Operating System apple mac_os_x 10.15.7 Yes
Operating System apple mac_os_x 10.15.7 Yes
Operating System apple mac_os_x 10.15.7 Yes
Operating System apple mac_os_x 10.15.7 Yes
Operating System apple macos < 11.3 Yes

References