CVEvulnerability

CVE-2021-30737

8.8 HIGH Published 2021-09-08 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-09-08
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-787

Description

A memory corruption issue in the ASN.1 decoder was addressed by removing the vulnerable code. This issue is fixed in tvOS 14.6, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, iOS 12.5.4, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted certificate may lead to arbitrary code execution.

Affected configurations

• apple ipados (< 14.6) • apple iphone os (< 12.5.4) • apple iphone os (>= 13.0 < 14.6) • apple mac os x (>= 10.14.0 <= 10.14.5) • apple mac os x (>= 10.15 <= 10.15.5) • apple mac os x 10.14.6 • apple mac os x 10.15.6 • apple mac os x 10.15.7 • apple macos (>= 11.0.1 < 11.4) • apple tvos (< 14.6) • apple watchos (< 7.5)

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References