Vulnerability · Published Dec 8, 2020 · Assigned by apple
CVE-2020-9943
Medium 5.5
In plain English
A medium-severity security flaw in iOS and iPadOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.1% (higher than 67% of all known vulnerabilities).
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)1.1%top 33.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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. A malicious application may be able to read restricted memory.
Affected products (as reported)
References
- https://support.apple.com/en-us/HT211843 x_refsource_MISC
- https://support.apple.com/en-us/HT211850 x_refsource_MISC
- https://support.apple.com/en-us/HT211844 x_refsource_MISC
- https://support.apple.com/en-us/HT211931 x_refsource_MISC
- https://support.apple.com/kb/HT212011 x_refsource_CONFIRM
- 20201215 APPLE-SA-2020-12-14-4 Additional information for APPLE-SA-2020-11-13-1 macOS Big Sur 11.0.1 mailing-list, x_refsource_FULLDISC
- 20201215 APPLE-SA-2020-12-14-3 macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave mailing-list, x_refsource_FULLDISC