Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-1816

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A malicious application may be able to execute arbitrary code with kernel privileges.

Published

2021-09-08T15:15:09.887

Last Modified

2024-11-21T05:45:10.160

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-119
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 tvos < 14.5 Yes
Operating System apple watchos < 7.4 Yes
References