cgit syntax-highlighting.sh command execution

cgit-syntaxhighlighting-command-exec (79665) The risk level is classified as HighHigh Risk

Description:

cgit could allow a remote attacker to execute arbitrary commands on the system, caused by improper validation of input by the syntax-highlighting.sh script. By passing specially-crafted arguments to the highlight command, a remote authenticated attacker could exploit this vulnerability to inject and execute arbitrary commands on the system.

*CVSS:

Base Score: 6.5
  Access Vector: Network
  Access Complexity: Low
  Authentication: Single
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 4.8
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Access

Remedy:

Apply the patch for this vulnerability, available from the cgit GIT Repository. See References.

References:

  • cgit GIT Repository: Git repository browser.
  • cgit Web page: cgit.
  • Red Hat Bugzilla Bug 870713: CVE-2012-4548 cgit: syntax-highlighting.sh command injection.
  • BID-56315: cgit 'syntax-highlighting.sh' Remote Command Injection Vulnerability
  • CVE-2012-4548: Argument injection vulnerability in syntax-highlighting.sh in cgit 9.0.3 and earlier allows remote authenticated users with permissions to add files to execute arbitrary commands via the --plug-in argument to the highlight command.
  • SA50734: cgit "Author" Field Parsing Denial of Service Vulnerability

Platforms Affected:

  • cgit cgit 0.8.3.4
  • cgit cgit 0.8.3.5

Reported:

Oct 28, 2012

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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 IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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