Apache HTTP Server request header information disclosure

apache-http-rh-info-disclosure (56625) The risk level is classified as MediumMedium Risk

Description:

Apache HTTP Server could allow a remote attacker to obtain sensitive information, caused by improper handling of headers in subrequests when a multithreaded MPM is used. An attacker could exploit this vulnerability to cause an information leak from other requests being handled by a different thread.

*CVSS:

Base Score: 4.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: None
  Availability Impact: None
 
Temporal Score: 3.2
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Obtain Information

Remedy:

Upgrade to the latest version of Apache HTTP Server (2.2.15-dev or later), available from the Apache Web site. See References.

For other distributions:
Apply the appropriate update for your system. See References.

References:

  • Apache Web Site: Apache httpd 2.2 vulnerabilities.
  • ASF Bugzilla Bug 48359: Buffer overflow related to setting RequestHeader.
  • Bluecoat Web site: Security Advisories.
  • IBM APAR PM12247: SHIP APAR FIXES FOR H28W610 FIX PACK 6.1.0.31..
  • IBM APAR SE42335 : HTTPSVR - Patch Apache Vulnerability CVE 2010 0434.
  • Oracle Web Site: Oracle Critical Patch Update - July 2013.
  • Sun Security Blog, 29 Apr 2011: Multiple Vulnerabilities in the Apache 2 HTTP Server Prior to 2.2.16.
  • BID-38494: Apache 'mod_isapi' Memory Corruption Vulnerability
  • BID-38580: Apache Subrequest Handling Information Disclosure Vulnerability
  • BID-39701: IBM WebSphere Application Server SIP Logging Information Disclosure Vulnerability
  • CVE-2010-0434: The ap_read_request function in server/protocol.c in the Apache HTTP Server 2.2.x before 2.2.15, when a multithreaded MPM is used, does not properly handle headers in subrequests in certain circumstances involving a parent request that has a body, which might allow remote attackers to obtain sensitive information via a crafted request that triggers access to memory locations associated with an earlier request.
  • CVE-2010-2325: Cross-site scripting (XSS) vulnerability in the administrative console in IBM WebSphere Application Server (WAS) 7.0 before 7.0.0.11 on z/OS allows remote attackers to inject arbitrary web script or HTML via unspecified vectors, related in part to URL injection.
  • DSA-2035: apache2 -- multiple issues
  • MDVSA-2010:057: apache
  • OSVDB ID: 62675: Apache HTTP Server Multi-Processing Module (MPM) Subrequest Header Handling Cross-thread Information Disclosure
  • OSVDB ID: 65651: IBM WebSphere Application Server (WAS) on z/OS Admin Console Unspecified XSS
  • RHSA-2010-0168: Moderate: httpd security and enhancement update
  • RHSA-2010-0175: Low: httpd security, bug fix, and enhancement update
  • RHSA-2010-0396: Moderate: httpd and httpd22 security and enhancement update
  • RHSA-2010-0602: Moderate: Red Hat Certificate System 7.3 security update
  • SA39081: IBM OS/400 HTTP Server Information Disclosure Vulnerability
  • SA39628: IBM WebSphere Application Server for z/OS Multiple Vulnerabilities
  • SA40096: IBM WebSphere Application Server for z/OS Multiple Vulnerabilities
  • SA40732: Interstage HTTP Server Multiple Vulnerabilities
  • SA40859: Red Hat Update for Multiple Packages
  • SA41607: VMware ACE Management Server (AMS) Two Vulnerabilities
  • SA44443: Oracle Solaris Apache HTTP Server Multiple Vulnerabilities
  • SA46041: Blue Coat Director Multiple Vulnerabilities
  • SA54225: Oracle HTTP Server Multiple Vulnerabilities
  • USN-908-1: Apache vulnerabilities

Platforms Affected:

  • Apache HTTP Server 2.2.0
  • Apache HTTP Server 2.2.11
  • Apache HTTP Server 2.2.12
  • Apache HTTP Server 2.2.13
  • Apache HTTP Server 2.2.14
  • Apache HTTP Server 2.2.2
  • Apache HTTP Server 2.2.3
  • Apache HTTP Server 2.2.4
  • Apache HTTP Server 2.2.5
  • Apache HTTP Server 2.2.6
  • Apache HTTP Server 2.2.8
  • Apache HTTP Server 2.2.9
  • Blue Coat Systems Director 5.x
  • Canonical Ubuntu 6.06 LTS
  • Canonical Ubuntu 8.04 LTS
  • Canonical Ubuntu 8.10
  • Debian Debian Linux 5.0
  • IBM i5OS
  • IBM OS 400 V6R1M0
  • IBM WebSphere Application Server 6.1
  • JBoss Enterprise Web Server
  • MandrakeSoft Mandrake Linux 2008.0
  • MandrakeSoft Mandrake Linux 2008.0 X86_64
  • MandrakeSoft Mandrake Linux Corporate Server 4.0
  • MandrakeSoft Mandrake Linux Corporate Server 4.0 X86_64
  • Mandriva Enterprise Server 5 X86_64
  • Mandriva Enterprise Server 5
  • Mandriva Linux 2009.0
  • Mandriva Linux 2009.0 X86_64
  • Mandriva Linux 2009.1
  • Mandriva Linux 2009.1 X86_64
  • Mandriva Linux 2010
  • Mandriva Linux 2010 X86_64
  • Oracle HTTP Server
  • RedHat Certificate System 7.3
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4 ES
  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4.8.z AS
  • RedHat Enterprise Linux 4.8.z ES
  • RedHat Enterprise Linux 5 Client
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Enterprise Linux 5.4.z EUS
  • Sun OpenSolaris 2009.06
  • Sun Solaris 10

Reported:

Mar 02, 2010

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