Use After Free in Apple iOS And Ipados
CVE-2020-27926
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.2 and iPadOS 14.2. Processing maliciously crafted web content may lead to arbitrary code execution.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Apple iOS And Ipados — versions unspecified
- Apple Ipados
- Apple Iphone OS
Weakness classification (CWE)
Public proof-of-concept exploits
References
- support.apple.com/en-us/HT211929 (Vendor Advisory)
- support.apple.com/kb/HT212011 (Vendor Advisory)
- seclists.org/fulldisclosure/2020/Dec/26 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-27926?
- CVE-2020-27926 is a high-severity vulnerability in Apple iOS And Ipados, classified under Use After Free. CVSS score: 7.8/10. Published 2020-12-08.
- How severe is CVE-2020-27926?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-27926 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.