CVE-2009-0922
CVE-2009-0922 is a medium-severity vulnerability in Postgresql with a CVSS 2.0 base score of 4.0. Its EPSS exploit-prediction score of 10% places it in the 95th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-399.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.0)
- EPSS exploit prediction: 10% (95th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-399
- Affected product: Postgresql
- Published:
- Last modified:
Description
PostgreSQL before 8.3.7, 8.2.13, 8.1.17, 8.0.21, and 7.4.25 allows remote authenticated users to cause a denial of service (stack consumption and crash) by triggering a failure in the conversion of a localized error message to a client-specified encoding, as demonstrated using mismatched encoding conversion requests.
Frequently asked questions
- What is CVE-2009-0922?
- PostgreSQL before 8.3.7, 8.2.13, 8.1.17, 8.0.21, and 7.4.25 allows remote authenticated users to cause a denial of service (stack consumption and crash) by triggering a failure in the conversion of a localized error message to a client-specified encoding, as demonstrated using mismatched encoding conversion requests.
- How severe is CVE-2009-0922?
- CVE-2009-0922 has a CVSS 2.0 base score of 4.0, rated medium severity.
- Is CVE-2009-0922 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 10% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2009-0922?
- CVE-2009-0922 primarily affects Postgresql. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2009-0922?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2009-0922 published?
- CVE-2009-0922 was published on 2009-03-17 and last updated on 2026-06-16.
References
- http://archives.postgresql.org//pgsql-bugs/2009-02/msg00176.php
- http://archives.postgresql.org/pgsql-bugs/2009-02/msg00172.php
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=517405
- http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html
- http://marc.info/?l=bugtraq&m=134124585221119&w=2
- http://secunia.com/advisories/34453
- http://secunia.com/advisories/35100
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-258808-1
- http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020455.1-1
- http://wiki.rpath.com/Advisories:rPSA-2009-0086
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:079
- http://www.openwall.com/lists/oss-security/2009/03/11/4
- http://www.postgresql.org/about/news.1065
- http://www.redhat.com/support/errata/RHSA-2009-1067.html
- http://www.securityfocus.com/archive/1/503598/100/0/threaded
- http://www.securityfocus.com/bid/34090
- http://www.securitytracker.com/id?1021860
- http://www.vupen.com/english/advisories/2009/0767
- http://www.vupen.com/english/advisories/2009/1316
- https://bugzilla.redhat.com/show_bug.cgi?id=488156
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10874
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6252
- https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00810.html
- https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00843.html
Affected products (5)
- cpe:2.3:a:postgresql:postgresql:7.4.24:*:*:*:*:*:*:*
- cpe:2.3:a:postgresql:postgresql:8.0.20:*:*:*:*:*:*:*
- cpe:2.3:a:postgresql:postgresql:8.1.16:*:*:*:*:*:*:*
- cpe:2.3:a:postgresql:postgresql:8.2.12:*:*:*:*:*:*:*
- cpe:2.3:a:postgresql:postgresql:8.3.6:*:*:*:*:*:*:*
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