What is CVE-2013-2492?

CVE-2013-2492 is a vulnerability in Firebirdsql Firebird, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2013-03-15.

Is CVE-2013-2492 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Firebirdsql Firebird

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 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.

Vulnerability class: Buffer Overflow

Published 2013-03-15 · last modified 2026-06-16.

CVSS v2 metric

CVSS v2 base score 6.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.422 (98.7th percentile), scored 2026-10-22.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.422 · newest: 0.422 · change: 0.000

Affected products

Firebirdsql Firebird — versions 2.1.3, 2.1.4, 2.1.5
Microsoft Windows

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

rapid7/metasploit-framework

References

security.gentoo.org/glsa/201512-11 (vendor-advisory)
gist.github.com/zeroSteiner/85daef257831d904479c (Exploit)
lists.opensuse.org/opensuse-security-announce/2013-03/msg00036.html (vendor-advisory)
github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/mis… (Exploit)
www.securityfocus.com/bid/58393 (vdb-entry)
www.debian.org/security/2013/dsa-2648 (vendor-advisory)
tracker.firebirdsql.org/browse/CORE-4058 (Exploit, Vendor Advisory)
lists.opensuse.org/opensuse-security-announce/2013-03/msg00039.html (vendor-advisory)
www.debian.org/security/2013/dsa-2647 (vendor-advisory)

Frequently asked questions

What is CVE-2013-2492?: CVE-2013-2492 is a vulnerability in Firebirdsql Firebird, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2013-03-15.
Is CVE-2013-2492 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.