CVE-2011-4415

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, does not restrict the size of values of environment variables, which allows local users to cause a denial of service (memory consumption or NULL pointer dereference) via a .htaccess file with a crafted SetEnvIf directive, in conjunction with a crafted HTTP request header, related to (1) the "len +=" statement and (2) the apr_pcalloc function call, a different vulnerability than CVE-2011-3607.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:apache:http_server:2.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.28:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.28:beta:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.32:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.32:beta:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.34:beta:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.35:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.36:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.37:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.38:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.39:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.40:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.41:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.42:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.43:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.44:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.45:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.46:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.47:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.48:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.49:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.50:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.51:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.52:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.53:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.54:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.55:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.56:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.57:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.58:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.59:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.60:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.61:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.63:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.0.64:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:a:apache:http_server:2.2.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.3:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.4:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.6:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.8:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.9:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.10:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.11:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.12:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.13:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.14:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.15:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.16:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.18:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.19:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.20:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:2.2.21:*:*:*:*:*:*:*

History

No history.

Information

Published : 2011-11-08 11:55

Updated : 2023-12-10 11:03


NVD link : CVE-2011-4415

Mitre link : CVE-2011-4415

CVE.ORG link : CVE-2011-4415


JSON object : View

Products Affected

apache

  • http_server
CWE
CWE-20

Improper Input Validation