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CVE-2011-2362
Mozilla Firefox before 3.6.18, Thunderbird before 3.1.11, and SeaMonkey through 2.0.14 do not distinguish between cookies for two domain…
Medium5.0EPSS 1.8%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Mozilla Firefox before 3.6.18, Thunderbird before 3.1.11, and SeaMonkey through 2.0.14 do not distinguish between cookies for two domain names that differ only in a trailing dot, which allows remote web servers to bypass the Same Origin Policy via Set-Cookie headers.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.8% · top 22% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (16)
- MDVSA-2011:111 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 45002 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://support.avaya.com/css/P8/documents/100145333 (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-1149-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://www.mozilla.org/security/announce/2011/mfsa2011-24.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://support.avaya.com/css/P8/documents/100144854 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2011:0887 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=616264 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2011:0885 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- DSA-2268 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- RHSA-2011:0888 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- oval:org.mitre.oval:def:13693 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- DSA-2269 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- SUSE-SA:2011:028 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2011:0886 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- DSA-2273 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .