Vulnerability · Published Aug 23, 2021 · Assigned by mitre
CVE-2020-18778
Medium 6.5
In plain English
A medium-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities).
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)0.9%top 40.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
In Libav 12.3, there is a heap-based buffer over-read in vc1_decode_p_mb_intfi in vc1_block.c that allows an attacker to cause denial-of-service via a crafted file.
Affected products (as reported)
References
- https://bugzilla.libav.org/show_bug.cgi?id=1155 x_refsource_MISC
- https://cwe.mitre.org/data/definitions/126.html x_refsource_MISC