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…
- 2.1LowCVSS base score
- 0.95%Exploitation in 30 daysEPSS · top 39% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- 1Public exploitsMetasploit, Nuclei and Exploit-DB
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.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Show the exploits1
Exploit-DB1 entry
- PHP 5.2.5 - 'mbstring.func_overload' WebServer Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 32769dos, phppublished 30 Jan 2009Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
Published
- 15 years later
· 15 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.1 | AV:L/AC:L/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 0.95% · top 39% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.
Affected products
n/a
- affected n/a
References
17
- 1021979 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- oval:org.mitre.oval:def:11035 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- http://bugs.php.net/bug.php?id=27421 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2009-3768 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 34642 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20090130 CVE Request - php (PHP BZ#27421) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20090225 Re: CVE Request - php (PHP BZ#27421) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 35007 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [oss-security] 20090203 Re: CVE Request - php (PHP BZ#27421) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 34830 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- SUSE-SR:2009:008 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2009:0350 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- FEDORA-2009-3848 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 35003 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 35306 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- USN-761-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- DSA-1789 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-0754 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-0754)Record last updated .