Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-30954


A type confusion issue was addressed with improved memory handling. 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

2021-08-24T19:15:21.860

Last Modified

2024-11-21T06:05:02.260

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

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

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

8.6

Impact Score

10.0

Weaknesses
  • Type: Primary
    CWE-843

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
Operating System fedoraproject fedora 35 Yes

References