CVE-2006-2313

CVE-2006-2313 is a high-severity vulnerability in Postgresql with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

• Severity: High (CVSS 2.0 base score 7.5)
• EPSS exploit prediction: 3% (85th percentile)
• Actively exploited: Not listed in CISA KEV
• Affected product: Postgresql
• Published: 2006-05-24
• Last modified: 2026-06-16

Description

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications via invalid encodings of multibyte characters, aka one variant of "Encoding-Based SQL Injection."

Frequently asked questions

What is CVE-2006-2313?

PostgreSQL 8.1.x before 8.1.4, 8.0.x before 8.0.8, 7.4.x before 7.4.13, 7.3.x before 7.3.15, and earlier versions allows context-dependent attackers to bypass SQL injection protection methods in applications via invalid encodings of multibyte characters, aka one variant of "Encoding-Based SQL Injection."

How severe is CVE-2006-2313?

CVE-2006-2313 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2006-2313 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-2313?

CVE-2006-2313 primarily affects Postgresql. In total, 40 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-2313?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2006-2313 published?

CVE-2006-2313 was published on 2006-05-24 and last updated on 2026-06-16.

References

• ftp://patches.sgi.com/support/free/security/advisories/20060602-01-U.asc
• http://archives.postgresql.org/pgsql-announce/2006-05/msg00010.php
• http://lists.suse.com/archive/suse-security-announce/2006-Jun/0002.html
• http://secunia.com/advisories/20231
• http://secunia.com/advisories/20232
• http://secunia.com/advisories/20314
• http://secunia.com/advisories/20435
• http://secunia.com/advisories/20451
• http://secunia.com/advisories/20503
• http://secunia.com/advisories/20555
• http://secunia.com/advisories/20653
• http://secunia.com/advisories/20782
• http://secunia.com/advisories/21001
• http://security.gentoo.org/glsa/glsa-200607-04.xml
• http://securitytracker.com/id?1016142
• http://support.avaya.com/elmodocs2/security/ASA-2006-113.htm
• http://www.debian.org/security/2006/dsa-1087
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:098
• http://www.postgresql.org/docs/techdocs.50
• http://www.redhat.com/support/errata/RHSA-2006-0526.html
• http://www.securityfocus.com/archive/1/435038/100/0/threaded
• http://www.securityfocus.com/archive/1/435161/100/0/threaded
• http://www.securityfocus.com/bid/18092
• http://www.trustix.org/errata/2006/0032/
• http://www.ubuntu.com/usn/usn-288-2
• http://www.vupen.com/english/advisories/2006/1941
• https://exchange.xforce.ibmcloud.com/vulnerabilities/26627
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10618
• https://usn.ubuntu.com/288-1/

Affected products (40)

• cpe:2.3:a:postgresql:postgresql:7.3:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.3:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.4:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.5:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.6:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.7:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.8:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.9:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.10:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.11:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.12:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.13:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.3.14:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.1:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.3:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.4:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.5:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.6:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.7:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.8:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.9:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.10:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.11:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:7.4.12:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.0:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.0.2:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.0.3:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.0.4:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.0.5:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.0.7:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.1:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:postgresql:postgresql:8.1.3:*:*:*:*:*:*:*

More vulnerabilities in Postgresql

• CVE-2013-1903 — Critical (CVSS 10.0): PostgreSQL, possibly 9.2.x before 9.2.4, 9.1.x before 9.1.9, 9.0.x before 9.0.13, 8.4.x before 8.4.17, and 8.3.x before…
• CVE-2013-1902 — Critical (CVSS 10.0): PostgreSQL, 9.2.x before 9.2.4, 9.1.x before 9.1.9, 9.0.x before 9.0.13, 8.4.x before 8.4.17, and 8.3.x before 8.3.23…
• CVE-2007-3279 — Critical (CVSS 10.0): PostgreSQL 8.1 and probably later versions, when the PL/pgSQL (plpgsql) language has been created, grants certain…
• CVE-2002-1399 — Critical (CVSS 10.0): Unknown vulnerability in cash_out and possibly other functions in PostgreSQL 7.2.1 and earlier, and possibly later…
• CVE-2015-0244 — Critical (CVSS 9.8): PostgreSQL before 9.0.19, 9.1.x before 9.1.15, 9.2.x before 9.2.10, 9.3.x before 9.3.6, and 9.4.x before 9.4.1 does not…
• CVE-2015-3166 — Critical (CVSS 9.8): The snprintf implementation in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7,…

All CVEs affecting Postgresql →