Vulnerability in Apple Ipados
CVE-2022-26766
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.
Vulnerability class: Improper Certificate Validation
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.027 (85.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 85.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000
Affected products
- Apple Ipados
- Apple Iphone OS
- Apple macOS
- Apple Mac OS X — versions 10.15.7
- Apple tvOS
- Apple watchOS — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support.apple.com/en-us/HT213255 (Vendor Advisory)
- support.apple.com/en-us/HT213256 (Vendor Advisory)
- support.apple.com/en-us/HT213258 (Vendor Advisory)
- support.apple.com/en-us/HT213253 (Vendor Advisory)
- support.apple.com/en-us/HT213254 (Vendor Advisory)
- support.apple.com/en-us/HT213257 (Vendor Advisory)
Frequently asked questions
- What is CVE-2022-26766?
- CVE-2022-26766 is a medium-severity vulnerability in Apple Ipados, classified under Improper Certificate Validation. CVSS score: 5.5/10. Published 2022-05-26.
- How severe is CVE-2022-26766?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2022-26766 known to be exploited?
- 19 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.