CVE-2011-3670
MEDIUM · CVSS 5.0EPSS 2.1%EU EUVD
Mozilla Firefox before 3.6.26 and 4.x through 6.0, Thunderbird before 3.1.18 and 5.0 through 6.0, and SeaMonkey before 2.4 do not properly enforce the IPv6 literal address syntax, which allows remote attackers to obtain sensitive information by making XMLHttpRequest calls through a proxy and reading the error messages.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:N/A:N- Weakness (CWE)
- CWE-200
- EPSS score
- 2.1% (82th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2011-3629)
- Published
- February 1, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2011-3629 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
- mozilla / firefox
and 266 more…
References
- http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2012-02/msg00011.html
- http://www.debian.org/security/2012/dsa-2400
- http://www.debian.org/security/2012/dsa-2402
- http://www.debian.org/security/2012/dsa-2406
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:013
- http://www.mozilla.org/security/announce/2012/mfsa2012-02.html(Vendor Advisory)
- https://bugzilla.mozilla.org/show_bug.cgi?id=504014
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14814
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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