CVE-2020-12420

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Summary

CVECVE-2020-12420
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-07-09 15:15:00 UTC
Updated2022-05-03 13:00:00 UTC
DescriptionWhen 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.

Risk And Classification

Problem Types: CWE-362 | CWE-416

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 19.10 All All All
Operating System Canonical Ubuntu Linux 20.04 All All All
Application Mozilla Firefox All All All All
Application Mozilla Firefox All All All All
Application Mozilla Firefox Esr All All All All
Application Mozilla Firefox Esr All All All All
Application Mozilla Thunderbird All All All All
Application Mozilla Thunderbird All All All All
Operating System Opensuse Leap 15.1 All All All
Operating System Opensuse Leap 15.2 All All All

References

ReferenceSourceLinkTags
Mozilla Firefox: Multiple vulnerabilities (GLSA 202007-10) — Gentoo security GENTOO security.gentoo.org
USN-4421-1: Thunderbird vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
[security-announce] openSUSE-SU-2020:0983-1: important: Security update SUSE lists.opensuse.org
Security Vulnerabilities fixed in Firefox 78 — Mozilla MISC www.mozilla.org Vendor Advisory
Security Vulnerabilities fixed in Firefox ESR 68.10 — Mozilla MISC www.mozilla.org Vendor Advisory
[security-announce] openSUSE-SU-2020:0967-1: important: Security update SUSE lists.opensuse.org
Mozilla Thunderbird: Multiple vulnerabilities (GLSA 202007-09) — Gentoo security GENTOO security.gentoo.org
[security-announce] openSUSE-SU-2020:1017-1: important: Security update SUSE lists.opensuse.org
Access Denied MISC bugzilla.mozilla.org Issue Tracking, Permissions Required, Vendor Advisory
Security Vulnerabilities fixed in Thunderbird 68.10.0 — Mozilla MISC www.mozilla.org Vendor Advisory
[security-announce] openSUSE-SU-2020:0982-1: important: Security update SUSE lists.opensuse.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 296072 Oracle Solaris 11.4 Support Repository Update (SRU) 25.75.3 Missing (CPUJUL2020)
  • 354784 Amazon Linux Security Advisory for thunderbird : ALAS2-2023-1945
  • 377180 Alibaba Cloud Linux Security Update for firefox (ALINUX2-SA-2020:0104)
  • 500922 Alpine Linux Security Update for firefox-esr
  • 500951 Alpine Linux Security Update for firefox
  • 501074 Alpine Linux Security Update for mozjs68
  • 502370 Alpine Linux Security Update for thunderbird
  • 503836 Alpine Linux Security Update for firefox
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