CVE-2013-2492: Buffer Overflow
First published: Fri Mar 15 2013(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FirebirdSQL | =2.1.3 | |
| FirebirdSQL | =2.1.4 | |
| FirebirdSQL | =2.1.5 | |
| FirebirdSQL | =2.5.1 | |
| FirebirdSQL | =2.5.2 | |
| FirebirdSQL | =2.5.3 | |
| Microsoft Windows |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00036.html
- http://lists.opensuse.org/opensuse-security-announce/2013-03/msg00039.html
- http://tracker.firebirdsql.org/browse/CORE-4058
- http://www.debian.org/security/2013/dsa-2647
- http://www.debian.org/security/2013/dsa-2648
- http://www.securityfocus.com/bid/58393
- https://gist.github.com/zeroSteiner/85daef257831d904479c
- https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/misc/fb_cnct_group.rb
- https://security.gentoo.org/glsa/201512-11
Frequently Asked Questions
What is the severity of CVE-2013-2492?
CVE-2013-2492 has been classified as a critical severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2013-2492?
To fix CVE-2013-2492, update Firebird to a version that is not affected, such as Firebird 2.1.5 after patch 18514 or Firebird 2.5.3 after patch 26623.
Which versions of Firebird are affected by CVE-2013-2492?
CVE-2013-2492 affects Firebird versions 2.1.3 to 2.1.5 before 18514 and 2.5.1 to 2.5.3 before 26623.
Can CVE-2013-2492 be exploited remotely?
Yes, CVE-2013-2492 can be exploited remotely through crafted packets sent to TCP port 3050.
What type of vulnerability is CVE-2013-2492?
CVE-2013-2492 is characterized as a stack-based buffer overflow vulnerability.
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