Vulnerability Monitor

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CVE-2021-30936

A use after free issue was addressed with improved memory management. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2 and iPadOS 15.2, watchOS 8.3. Processing maliciously crafted web content may lead to arbitrary code execution.

Published

2021-08-24T19:15:20.797

Last Modified

2024-11-21T06:04:59.997

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

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

8.6

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-416
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application apple safari < 15.2 Yes
Operating System apple ipados < 15.2 Yes
Operating System apple iphone_os < 15.2 Yes
Operating System apple macos < 12.1 Yes
Operating System apple tvos < 15.2 Yes
Operating System apple watchos < 8.3 Yes
Operating System fedoraproject fedora 34 Yes
Operating System debian debian_linux 10.0 Yes
Operating System debian debian_linux 11.0 Yes
References