Out-of-bounds Read in Apple iOS And Ipados
CVE-2020-9944
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.0.1, watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0. An application may be able to read restricted memory.
Vulnerability class: Buffer Overflow
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:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.011 (65.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Apple iOS And Ipados — versions unspecified
- Apple Ipados
- Apple Iphone OS
- Apple macOS — versions unspecified
- Apple Mac OS X — versions 10.14.6, 10.15.7
- Apple tvOS — versions unspecified
- Apple watchOS — versions unspecified
Weakness classification (CWE)
References
- support.apple.com/en-us/HT211843 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT211850 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT211844 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT211931 (Release Notes, Vendor Advisory)
- support.apple.com/kb/HT212011 (Vendor Advisory)
- seclists.org/fulldisclosure/2020/Dec/32 (mailing-list, Mailing List, Third Party Advisory)
- seclists.org/fulldisclosure/2020/Dec/26 (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-9944?
- CVE-2020-9944 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2020-12-08.
- How severe is CVE-2020-9944?
- Medium severity. CVSS v3 base score is 5.5 out of 10.