CVE-2016-2821 — Vulnetix

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CVE-2016-2821 PUBLISHED

Use-after-free vulnerability in the mozilla::dom::Element class in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2, when contenteditable mode is enabled, allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) by triggering deletion of DOM elements that were created in the editor.

EPSS 2.86% · 86.1th percentile

Risk Scores

EPSS Score

2.86%

86.1th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:16.04:LTS	firefox	0, 41.0.2+build2-0ubuntu1, 42.0+build2-0ubuntu1
Ubuntu:14.04:LTS	firefox	32.0.3+build1-0ubuntu0.14.04.1, 33.0+build2-0ubuntu0.14.04.1, 34.0+build2-0ubuntu0.14.04.1

Timeline

Jun 8, 2016 CVE Published
Feb 4, 2022 EPSS Score
Mar 28, 2022 EPSS Score
Apr 24, 2022 EPSS Score
May 19, 2022 EPSS Score
Sep 1, 2022 EPSS Score
Oct 23, 2022 EPSS Score
Dec 14, 2022 EPSS Score
Feb 4, 2023 EPSS Score
Mar 7, 2023 EPSS Score
Mar 28, 2023 EPSS Score
May 19, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2016-2821 third-party-advisory
https://www.mozilla.org/en-US/security/advisories/mfsa2016-51/ third-party-advisory
https://ubuntu.com/security/notices/USN-2993-1 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2016-2821 third-party-advisory

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