CWE Code: 189
Vulnerability Type: privilege_escalation
CVSS Score: 4.4
CWE Name:  Numeric Errors
Summary: 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.
Access Authentication: NONE
Access Complexity: MEDIUM
Access Vector: LOCAL
Impact (C/I/A): PARTIAL/PARTIAL/PARTIAL
Published Date: 2011-11-08
Last Modified Date: 2018-01-09