CVE-2022-26766 — Improper Certificate Validation in Apple Watchos

CWE-295 — Improper Certificate Validation9 documents4 sources
Severity
5.5MEDIUMNVD
EPSS
2.0%
top 16.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Apple WatchosApple IpadosApple Iphone OS+3 more
Timeline
PublishedMay 26
Latest updateMay 27

Description

A certificate parsing issue was addressed with improved checks. This issue is fixed in tvOS 15.5, iOS 15.5 and iPadOS 15.5, Security Update 2022-004 Catalina, watchOS 8.6, macOS Big Sur 11.6.6, macOS Monterey 12.4. A malicious app may be able to bypass signature validation.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages7 packages

▶NVDapple/macos11.0 — 11.6.6+1
▶NVDapple/mac_os_x< 10.15.7+1
▶NVDapple/tvos< 15.5
▶NVDapple/ipados< 15.5
▶CVEListV5apple/watchosunspecified — 8.6+4

🔴Vulnerability Details

2
GHSA
GHSA-cjx9-rgqh-q7cc: A certificate parsing issue was addressed with improved checks↗2022-05-27
▶
CVEList
CVE-2022-26766: A certificate parsing issue was addressed with improved checks↗2022-05-26
▶

📋Vendor Advisories

6
Apple
CVE-2022-26766: tvOS 15.5↗2022-05-16
▶
Apple
CVE-2022-26766: macOS Monterey 12.4↗2022-05-16
▶
Apple
CVE-2022-26766: iOS 15.5 and iPadOS 15.5↗2022-05-16
▶
Apple
CVE-2022-26766: macOS Big Sur 11.6.6↗2022-05-16
▶
Apple
CVE-2022-26766: Security Update 2022-004 Catalina↗2022-05-16
▶
CVE-2022-26766 — Improper Certificate Validation | cvebase