Vulnerability · Published Dec 8, 2020 · Assigned by apple
CVE-2020-27906
High 8.8
In plain English
A high-severity security flaw in macOS from Apple. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.9% (higher than 87% of all known vulnerabilities).
Severity (CVSS NVD)8.8High
Exploit odds (30 days)2.9%top 13.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Multiple integer overflows were addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1. A remote attacker may be able to cause unexpected application termination or heap corruption.
Affected products (as reported)
References
- 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