CVE-2013-2492
Stack-based buffer overflow in Firebird 2.1.3 through 2.1.5 before 18514, and 2.5.1 through 2.5.3 before 26623, on Windows allows remote…
- 6.8MediumCVSS base score
- 42.2%Exploitation in 30 daysEPSS · top 1.3% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 2Public exploitsMetasploit, Nuclei and Exploit-DB
Description
Stack-based buffer overflow in Firebird 2.1.3 through 2.1.5 before 18514, and 2.5.1 through 2.5.3 before 26623, on Windows allows remote attackers to execute arbitrary code via a crafted packet to TCP port 3050, related to a missing size check during extraction of a group number from CNCT information.
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 an Exploit-DB entry for it.
Show the exploits2
Metasploit modules1 module
- Firebird Relational Database CNCT Group Number Buffer Overflow (Metasploit module) (opens in a new tab)
exploit/windows/misc/fb_cnct_groupRank normaldisclosed 31 Jan 2013
Exploit-DB1 entry
- Firebird - Relational Database CNCT Group Number Buffer Overflow (Metasploit) (Exploit-DB entry) (opens in a new tab)
EDB-ID 41709local, windowspublished 31 Jan 2013Verified
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 mitre
- 9 days later
· 9 days later
Published
- 11 years later
· 11 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 | Medium6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 42.2% · top 1.3% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Affected products
n/a
- affected n/a
References
9
- GLSA-201512-11 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://gist.github.com/zeroSteiner/85daef257831d904479c (opens in a new tab)x_refsource_MISCx_transferred
- openSUSE-SU-2013:0496 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/fb_cnct_group.rb (opens in a new tab)x_refsource_MISCx_transferred
- 58393 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- DSA-2648 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://tracker.firebirdsql.org/browse/CORE-4058 (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2013:0504 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- DSA-2647 (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)
- EUVD EUVD-2013-2438 (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-2013-2492)Record last updated .