Vulnerabilities > CVE-2020-12422 - Out-of-bounds Write vulnerability in multiple products
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://www.mozilla.org/security/advisories/mfsa2020-24/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1450353
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
- https://security.gentoo.org/glsa/202007-10