CVE-2011-2605
CRLF injection vulnerability in the nsCookieService::SetCookieStringInternal function in netwerk/cookie/nsCookieService.cpp in Mozilla…
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
CRLF injection vulnerability in the nsCookieService::SetCookieStringInternal function in netwerk/cookie/nsCookieService.cpp in Mozilla Firefox before 3.6.18 and 4.x through 4.0.1, and Thunderbird before 3.1.11, allows remote attackers to bypass intended access restrictions via a string containing a \n (newline) character, which is not properly handled in a JavaScript "document.cookie =" expression, a different vulnerability than CVE-2011-2374.
Timeline
ID reserved
By mitre
Published
- 13 years later
· 13 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.0% · top 36% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
References (7)
- https://bugzilla.mozilla.org/show_bug.cgi?id=643051 (opens in a new tab)x_refsource_CONFIRMx_transferred
- oval:org.mitre.oval:def:14401 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- RHSA-2011:0887 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2011:0885 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.mozilla.org/security/announce/2011/mfsa2011-19.html (opens in a new tab)x_refsource_MISCx_transferred
- RHSA-2011:0888 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2011:0886 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2011-2605)Record last updated .