Apache Subversion blame -g denial of service

subversion-blameg-dos (64473) The risk level is classified as MediumMedium Risk

Description:

Apache Subversion is vulnerable to a denial of service, caused by a memory leak error when processing the blame -g command. An attacker could exploit this vulnerability to consume an overly large amount of memory resources.

*CVSS:

Base Score: 5
  Access Vector: Network
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: None
  Availability Impact: Partial
 
Temporal Score: 3.7
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Denial of Service

Remedy:

Upgrade to the latest version of Subversion (1.6.15 or later), available from the Apache Software Foundation Web site. See References.

References:

  • Apache Web site: Subversion.
  • gmane Mailing List, Kurt Seifried | 2 Jan 23:23: CVE request for subversion.
  • BID-45655: Apache Subversion Server Component Multiple Remote Denial Of Service Vulnerabilities
  • CVE-2010-4644: Multiple memory leaks in rev_hunt.c in Apache Subversion before 1.6.15 allow remote authenticated users to cause a denial of service (memory consumption and daemon crash) via the -g option to the blame command.
  • OSVDB ID: 70333: Apache Subversion rev_hunt.c blame Command Multiple Memory Leak Remote DoS
  • RHSA-2011-0257: Moderate: subversion security update
  • RHSA-2011-0258: Moderate: subversion security update
  • SA42780: Apache Subversion Two Denial of Service Vulnerabilities
  • SECTRACK ID: 1024935: Subversion 'rev_hunt.c' Memory Consumption Error Lets Remote Users Execute Arbitrary Code
  • SUSE-SR:2011:005: SUSE Security Summary Report

Platforms Affected:

  • Apache Subversion 1.6.13
  • RedHat Enterprise Linux 5
  • RedHat Enterprise Linux 5 Client Workstation
  • RedHat Enterprise Linux 6 Server
  • RedHat Enterprise Linux 6 Workstation
  • RedHat Enterprise Linux Desktop 6
  • RedHat Enterprise Linux EUS 5.6.z
  • RedHat Enterprise Linux HPC Node 6
  • RedHat Enterprise Linux Long Life 5.6
  • RedHat Enterprise Linux Server EUS 6.0.z

Reported:

Jan 02, 2011

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email ignore thisxforceignore this@ignore thisus.ignore thisibm.comignore this

Return to the main page