EPSS
Percentile
81.8%
The Mozilla Foundation Security Advisory describes this flaw as: When trying to connect to a STUN server, a race condition could have caused a use-after-free of a pointer, leading to memory corruption and a potentially exploitable crash.
bugzilla.redhat.com/show_bug.cgi?id=1853017
nvd.nist.gov/vuln/detail/CVE-2020-12420
www.cve.org/CVERecord?id=CVE-2020-12420
www.mozilla.org/en-US/security/advisories/mfsa2020-25/#CVE-2020-12420