CVE-2009-0754

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.9% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2009-03-03 · updated 2026-06-16
Weakness: CWE-134

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.

Affected products

PHP: 4.4.4, 5.1.6

References

http://bugs.php.net/bug.php?id=27421
http://lists.opensuse.org/opensuse-security-announce/2009-04/msg00003.html
http://secunia.com/advisories/34642
http://secunia.com/advisories/34830
http://secunia.com/advisories/35003
http://secunia.com/advisories/35007
http://secunia.com/advisories/35306
http://www.debian.org/security/2009/dsa-1789
http://www.openwall.com/lists/oss-security/2009/01/30/1
http://www.openwall.com/lists/oss-security/2009/02/03/3
http://www.openwall.com/lists/oss-security/2009/02/25/3
http://www.redhat.com/support/errata/RHSA-2009-0350.html

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