Vulnerability Monitor

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CVE-2021-1882


A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An application may be able to gain elevated privileges.


Published

2021-09-08T15:15:12.457

Last Modified

2024-11-21T05:45:17.280

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

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

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

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-787

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System apple ipados < 14.5 Yes
Operating System apple iphone_os < 14.5 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 10.15.7 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
Operating System apple tvos < 14.5 Yes
Operating System apple watchos < 7.4 Yes

References