CVE-2006-2502
Stack-based buffer overflow in pop3d in Cyrus IMAPD (cyrus-imapd) 2.3.2, when the popsubfolders option is enabled, allows remote attackers…
- 5.1MediumCVSS base score
- 54.1%Exploitation in 30 daysEPSS · top 1.0% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 4Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Stack-based buffer overflow in pop3d in Cyrus IMAPD (cyrus-imapd) 2.3.2, when the popsubfolders option is enabled, allows remote attackers to execute arbitrary code via a long USER command.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list a Metasploit module and 3 Exploit-DB entries for it.
Show the exploits4
Metasploit modules1 module
- Cyrus IMAPD pop3d popsubfolders USER Buffer Overflow (Metasploit module) (opens in a new tab)
exploit/linux/pop3/cyrus_pop3d_popsubfoldersRank normaldisclosed 21 May 2006
Exploit-DB3 entries
- Cyrus IMAPD - pop3d popsubfolders USER Buffer Overflow (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 16836remote, linuxpublished 30 Apr 2010Verified
- Cyrus IMAPD 2.3.2 - 'pop3d' Remote Buffer Overflow (3) (Exploit-DB entry) (opens in a new tab)
EDB-ID 2185remote, linuxpublished 14 Aug 2006Verified
- Cyrus IMAPD 2.3.2 - 'pop3d' Remote Buffer Overflow (1) (Exploit-DB entry) (opens in a new tab)
EDB-ID 1813remote, linuxpublished 21 May 2006Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By redhat
Published
- 18 years later
· 18 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 | Medium5.1 | AV:N/AC:H/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 54.1% · top 1.0% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.1.
Affected products
n/a
- affected n/a
References
5
- 18056 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- cyrus-imap-pop3d-bo(26578) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 1016131 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 20060521 Cyrus IMAPD pop3d remote compromise aka cyrusFUCK3d (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
- ADV-2006-1891 (opens in a new tab)vdb-entryx_refsource_VUPENx_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)
- EUVD EUVD-2006-2502 (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-2006-2502)Record last updated .