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Case File

CVE-2020-12420

HIGH · CVSS 8.8 EPSS 1.86% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2020-07-09 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

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CVE
CVE-2020-12420
Severity
HIGH
CVSS
8.8
EPSS
1.86%
Firefox

Original NVD Description

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. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.

Related CVEs

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