MEDIUM · 4.4

CVE-2011-3607

Integer overflow in the ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x through 2.2.21, when the mod_setenvif module is enabled, allows local users to gai...

Vulnerability Description

Integer overflow in the ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x through 2.2.21, when the mod_setenvif module is enabled, allows local users to gain privileges via a .htaccess file with a crafted SetEnvIf directive, in conjunction with a crafted HTTP request header, leading to a heap-based buffer overflow.

CVSS Score

4.4

MEDIUM

AV:L/AC:M/Au:N/C:P/I:P/A:P
Confidentiality
PARTIAL
Integrity
PARTIAL
Availability
PARTIAL

Affected Products

VendorProductVersions
ApacheHttp Server2.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2011-3607?

CVE-2011-3607 is a vulnerability with a CVSS score of 4.4 (MEDIUM). Integer overflow in the ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x through 2.2.21, when the mod_setenvif module is enabled, allows local users to gai...

How severe is CVE-2011-3607?

CVE-2011-3607 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2011-3607?

Check the references section above for vendor advisories and patch information. Affected products include: Apache Http Server.