SERVER-APACHE -- Snort has detected traffic exploiting vulnerabilities in Apache servers.
SERVER-APACHE Apache mod_log_config cookie handling denial of service attempt
The log_cookie function in mod_log_config.c in the mod_log_config module in the Apache HTTP Server 2.2.17 through 2.2.21, when a threaded MPM is used, does not properly handle a %{}C format string, which allows remote attackers to cause a denial of service (daemon crash) via a cookie that lacks both a name and a value. Impact: CVSS base score 2.6 CVSS impact score 2.9 CVSS exploitability score 4.9 confidentialityImpact NONE integrityImpact NONE availabilityImpact NONE Details: Ease of Attack:
No public information
No known false positives
Talos research team. This document was generated from data supplied by the national vulnerability database, a product of the national institute of standards and technology. For more information see [nvd].
Tactic:
Technique:
For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org
CVE-2012-0021The log_cookie function in mod_log_config.c in the mod_log_config module in the Apache HTTP Server 2.2.17 through 2.2.21, when a threaded MPM is used, does not properly handle a %{}C format string, which allows remote attackers to cause a denial of service (daemon crash) via a cookie that lacks both a name and a value. |
|