CVE-2012-0021
The MITRE CVE dictionary describes this issue as:
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.
Find out more about CVE-2012-0021 from the MITRE CVE dictionary dictionary and NIST NVD.
Statement
Not vulnerable. This issue did not affect the versions of httpd as shipped with Red Hat Enterprise Linux 4, 5, or 6.
CVSS v2 metrics
| Base Score | 4.3 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat JBoss Web Server 1.0 | RHSA-2012:0543 | 2012-05-07 |
| Red Hat JBoss Enterprise Web Server 1 for RHEL 6 Server (httpd) | RHSA-2012:0542 | 2012-05-07 |
| Red Hat JBoss Enterprise Web Server 1 for RHEL 5 Server (httpd) | RHSA-2012:0542 | 2012-05-07 |
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 6 | httpd | Not affected |
| Red Hat Enterprise Linux 5 | httpd | Not affected |
| Red Hat Enterprise Linux 4 | httpd | Not affected |
CVE description copyright © 2017, The MITRE Corporation