Apache HTTP Server 2.4.7 mod_log_config.c log_cookie input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.6 | $0-$5k | 0.00 |
A vulnerability has been found in Apache HTTP Server 2.4.7 (Web Server) and classified as problematic. Affected by this vulnerability is the function log_cookie
of the file mod_log_config.c. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. As an impact it is known to affect availability. The summary by CVE is:
The log_cookie function in mod_log_config.c in the mod_log_config module in the Apache HTTP Server before 2.4.8 allows remote attackers to cause a denial of service (segmentation fault and daemon crash) via a crafted cookie that is not properly handled during truncation.
The weakness was disclosed 03/19/2014 by Rainer M Canavan, Ning Zhang and Amin Tora (Neustar) as Bug 1077871 as confirmed bug report (Bugzilla). It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is known as CVE-2014-0098 since 12/03/2013. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.
The vulnerability scanner Nessus provides a plugin with the ID 73265 (Fedora 20 : httpd-2.4.9-2.fc20 (2014-4555)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 105728 (EOL/Obsolete Software: Apache HTTP Server 2.2.x).
Upgrading to version 2.4.8 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (91879) and Tenable (73265). The entries 4353, 4352, 4548 and 4582 are pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 4.6
VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Input validationCWE: CWE-20
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Unproven
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Nessus ID: 73265
Nessus Name: Fedora 20 : httpd-2.4.9-2.fc20 (2014-4555)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
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Nessus Port: 🔍
OpenVAS ID: 881919
OpenVAS Name: CentOS Update for httpd CESA-2014:0369 centos5
OpenVAS File: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
Exposure Time: 🔍
Upgrade: HTTP Server 2.4.8
Timeline
12/03/2013 🔍03/17/2014 🔍
03/18/2014 🔍
03/19/2014 🔍
03/20/2014 🔍
03/30/2014 🔍
03/31/2014 🔍
06/26/2014 🔍
04/30/2019 🔍
Sources
Vendor: apache.orgAdvisory: Bug 1077871
Researcher: Rainer M Canavan, Ning Zhang, Amin Tora (Neustar)
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2014-0098 (🔍)
OVAL: 🔍
IAVM: 🔍
X-Force: 91879 - Apache HTTP Server mod_log_config denial of service, Medium Risk
SecurityFocus: 66303 - Apache HTTP Server Multiple Denial of Service Vulnerabilities
Secunia: 58915 - IBM Rational Build Forge Apache HTTP Server mod_log_config Denial of Service Vulnerability, Less Critical
See also: 🔍
Entry
Created: 03/20/2014 12:24Updated: 04/30/2019 22:26
Changes: 03/20/2014 12:24 (87), 04/30/2019 22:26 (2)
Complete: 🔍
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