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Vulnerability record · CVE-2010-3166 · published 9 September 2010

CVE-2010-3166: Mozilla firefox memory buffer overflow vulnerability

Mozilla · Firefox

Heap-based buffer overflow in the nsTextFrameUtils::TransformText function in Mozilla Firefox before 3.5.12 and 3.6.x before 3.6.9, Thunderbird before 3.0.7 and 3.1.x before 3.1.3, and SeaMonkey before 2.0.7 might allow remote attackers to execute arbitrary code via a bidirectional text run.

9.3 CVSS 2.0 High EPSS 5.6% · top 7.4% CWE-119 · Memory buffer overflow
9.3CVSS 2.0 base score
5.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
24References
16 Jun 2026Last modified by NVD

Description

Heap-based buffer overflow in the nsTextFrameUtils::TransformText function in Mozilla Firefox before 3.5.12 and 3.6.x before 3.6.9, Thunderbird before 3.0.7 and 3.1.x before 3.1.3, and SeaMonkey before 2.0.7 might allow remote attackers to execute arbitrary code via a bidirectional text run.

AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://blogs.sun.com/security/entry/multiple_vulnerabilities_in_mozilla_firefox
http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047282.html
http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00002.html
http://secunia.com/advisories/42867
http://support.avaya.com/css/P8/documents/100112690
http://www.mandriva.com/security/advisories?name=MDVSA-2010:173
http://www.mozilla.org/security/announce/2010/mfsa2010-53.html Vendor Advisory
http://www.securityfocus.com/bid/43102
http://www.vupen.com/english/advisories/2010/2323
http://www.vupen.com/english/advisories/2011/0061
https://bugzilla.mozilla.org/show_bug.cgi?id=579655
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12186
http://blogs.sun.com/security/entry/multiple_vulnerabilities_in_mozilla_firefox
http://lists.fedoraproject.org/pipermail/package-announce/2010-September/047282.html
http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00002.html
http://secunia.com/advisories/42867
http://support.avaya.com/css/P8/documents/100112690
http://www.mandriva.com/security/advisories?name=MDVSA-2010:173
http://www.mozilla.org/security/announce/2010/mfsa2010-53.html Vendor Advisory
http://www.securityfocus.com/bid/43102
http://www.vupen.com/english/advisories/2010/2323
http://www.vupen.com/english/advisories/2011/0061
https://bugzilla.mozilla.org/show_bug.cgi?id=579655
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12186

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2010-3166), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.