Home/CVE/Use-after-free vulnerability in the nsEditor::FindNextLeafNode function in Mozilla Firefox before 17.0, Thunderbird befo
CVE

CVE-2012-4213

Use-after-free vulnerability in the nsEditor::FindNextLeafNode function in Mozilla Firefox before 17.0, Thunderbird befo

Use-after-free vulnerability in the nsEditor::FindNextLeafNode function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

HIGH · CVSS 9.3 EPSS 0.02135
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules1 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

10
mozilla firefox< 10.0.11
mozilla firefox< 17.0
mozilla seamonkey< 2.14
mozilla thunderbird< 17.0
mozilla thunderbird esr< 10.0.11
opensuseall versions
suse linux enterprise desktopall versions
suse linux enterprise serverall versions
⚠

Public Exploits & PoCs

1
pocbugzilla.mozilla.org · show_bug.cgi?id=795708bugzilla.mozilla.org
◈

Sigma Hunt Rules

1
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
producthighSQLite Firefox Profile Data DB Access
▣

Scoring & Timeline

9.3
HIGH · CVSS v2 (legacy) · cve@mitre.org
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:M/Au:N/C:C/I:C/A:C
Published to NVD21 Nov 2012 · 12:55 PM
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2024:14572-1
suse-csafopenSUSE-SU-2024:10071-1
suse-csafopenSUSE-SU-2024:10218-1
suse-csafopenSUSE-SU-2024:10230-1
usnUSN-1638-1
🔗

References & Sources

18
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.htmlMailing ListThird Party Advisory
http://secunia.com/advisories/51369Third Party Advisory
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