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CVE-2011-3481
The index_get_ids function in index.c in imapd in Cyrus IMAP Server before 2.4.11, when server-side threading is enabled, allows remote…
Medium4.3EPSS 2.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The index_get_ids function in index.c in imapd in Cyrus IMAP Server before 2.4.11, when server-side threading is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted References header in an e-mail message.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 2.1% · top 18% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (6)
- http://git.cyrusimap.org/cyrus-imapd/commit/?id=6e776956a1a9dfa58eacdd0ddd52644009eac9e5 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://bugzilla.cyrusimap.org/show_bug.cgi?id=3463 (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://bugzilla.cyrusimap.org/show_bug.cgi?id=2772 (opens in a new tab)x_refsource_CONFIRMx_transferred
- cyrus-imap-indexgetids-dos(69842) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- RHSA-2011:1508 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- MDVSA-2012:037 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_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)
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[](https://trackcve.app/cve/CVE-2011-3481)Record last updated .