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...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2013-2492- CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2013-2492- Updated
- 2026-11-02
EUVDEUVD-2013-2438 No score
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.
- Record
EUVD-2013-2438- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-8xvr-8v4v-rm6j No score
Stack-based buffer overflow in Firebird 2.1.3 through 2.1.5 before 18514, and 2.5.1 through 2.5.3...
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.
- Record
GHSA-8xvr-8v4v-rm6j- Weakness
- CWE-119
- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10315-1 No score
firebird-3.0.1.32609-1.3 on GA media
These are all security issues fixed in the firebird-3.0.1.32609-1.3 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10315-1- Updated
- 2026-11-02
OSVUBUNTU-CVE-2013-2492 No score
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.
- Record
UBUNTU-CVE-2013-2492- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
firebird2.1Debian:6.0 |
before 2.1.3.18185-0.ds1-11+squeeze1, plus listed versions 2.1.3.18185-0.ds1-11 |
2.1.3.18185-0.ds1-11+squeeze1 |
firebird2.5Debian:6.0 From an advisory covering 2 CVEs |
before 2.5.0.26054~ReleaseCandidate3.ds2-1+squeeze1, plus listed versions 2.5.0.26054~ReleaseCandidate3.ds2-1 |
2.5.0.26054~ReleaseCandidate3.ds2-1+squeeze1 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Firebird - Relational Database CNCT Group Number Buffer Overflow (Metasploit) | 2013-01-31 |
| Metasploit | Firebird Relational Database CNCT Group Number Buffer Overflow | 2013-01-31 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-2492 is a medium vulnerability (CVSS 6.8) in Firebirdsql Firebird, published March 15, 2013. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 42.2%, the 98th percentile. Fixed in firebird2.1 2.1.3.18185-0.ds1-11+squeeze1.
References
security.gentoo.org/glsa/201512-11
gist.github.com/zeroSteiner/85daef257831d904479c
lists.opensuse.org/opensuse-security-announce/2013-03/msg00036.html
github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/fb_cnct_group.rb
securityfocus.com/bid/58393
debian.org/security/2013/dsa-2648
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tracker.firebirdsql.org/browse/CORE-4058
nvd.nist.gov/vuln/detail/CVE-2013-2492
ubuntu.com/security/CVE-2013-2492
cve.org/CVERecord?id=CVE-2013-2492
suse.com/security/cve/CVE-2013-2492