National Cyber-Alert System
Vulnerability Summary for CVE-2007-6422
Original release date:01/08/2008
Last revised:04/12/2011
Source:
US-CERT/NIST
Overview
The balancer_handler function in mod_proxy_balancer in the Apache HTTP Server 2.2.0 through 2.2.6, when a threaded Multi-Processing Module is used, allows remote authenticated users to cause a denial of service (child process crash) via an invalid bb variable.
Impact
CVSS Severity (version 2.0):
Impact Subscore:
2.9
Exploitability Subscore:
8.0
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Low
Authentication: Required to exploit
Impact Type:Allows disruption of serviceUnknown
Official Statement from Apache (07/02/2008)
Fixed in Apache HTTP Server 2.2.8. http://httpd.apache.org/security/vulnerabilities_22.html
References to Advisories, Solutions, and Tools
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External Source: FEDORA
Name: FEDORA-2008-1695
External Source: FEDORA
Name: FEDORA-2008-1711
External Source: XF
Name: apache-modproxybalancer-dos(39476)
External Source: VUPEN
Name: ADV-2008-0048
Type: Advisory
External Source: UBUNTU
Name: USN-575-1
External Source: BID
Name: 27236
External Source: BUGTRAQ
Name: 20080110 SecurityReason - Apache2 CSRF, XSS, Memory Corruption and Denial of Service Vulnerability
External Source: REDHAT
Name: RHSA-2008:0009
External Source: REDHAT
Name: RHSA-2008:0008
External Source: MANDRIVA
Name: MDVSA-2008:016
External Source: SREASON
Name: 3523
External Source: GENTOO
Name: GLSA-200803-19
External Source: SECUNIA
Name: 29640
Type: Advisory
External Source: SECUNIA
Name: 29348
Type: Advisory
External Source: SECUNIA
Name: 28977
Type: Advisory
External Source: SECUNIA
Name: 28749
Type: Advisory
External Source: SECUNIA
Name: 28526
Type: Advisory
External Source: OVAL
Name: oval:org.mitre.oval:def:8690
External Source: OVAL
Name: oval:org.mitre.oval:def:10181
External Source: SUSE
Name: SUSE-SA:2008:021
External Source: CONFIRM
Name: http://httpd.apache.org/security/vulnerabilities_22.html
References to Check Content
Identifier:oval:org.mitre.oval:def:10181
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
Identifier:oval:org.mitre.oval:def:8690
Check System:http://oval.mitre.org/XMLSchema/oval-definitions-5
Technical Details
- Resource Management Errors (CWE-399)