====================================================================== Secunia Research 30/03/2010 - ViewVC Regular Expression Search Cross-Site Scripting - ====================================================================== Table of Contents Affected Software....................................................1 Severity.............................................................2 Vendor's Description of Software.....................................3 Description of Vulnerability.........................................4 Solution.............................................................5 Time Table...........................................................6 Credits..............................................................7 References...........................................................8 About Secunia........................................................9 Verification........................................................10 ====================================================================== 1) Affected Software * ViewVC 1.0.10 and 1.1.4. NOTE: Prior versions may also be affected. ====================================================================== 2) Severity Rating: Less critical Impact: Cross-Site Scripting Where: Remote ====================================================================== 3) Vendor's Description of Software "ViewVC is a browser interface for CVS and Subversion version control repositories. It generates templatized HTML to present navigable directory, revision, and change log listings. It can display specific versions of files as well as diffs between those versions.". Product Link: http://viewvc.org/ ====================================================================== 4) Description of Vulnerability Secunia Research has discovered a vulnerability in ViewVC, which can be exploited by malicious people to conduct cross-site scripting attacks. Input passed to the regular expression search functionality is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site. Successful exploitation requires that the regular expression search functionality is enabled (disabled by default). ====================================================================== 5) Solution Update to version 1.0.11 or 1.1.5. ====================================================================== 6) Time Table 11/03/2010 - Vendor notified. 11/03/2010 - Vendor response. 30/03/2010 - Public disclosure. ====================================================================== 7) Credits Discovered by Secunia Research. ====================================================================== 8) References The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2010-0132 for the vulnerability. ====================================================================== 9) About Secunia Secunia offers vulnerability management solutions to corporate customers with verified and reliable vulnerability intelligence relevant to their specific system configuration: http://secunia.com/advisories/business_solutions/ Secunia also provides a publicly accessible and comprehensive advisory database as a service to the security community and private individuals, who are interested in or concerned about IT-security. http://secunia.com/advisories/ Secunia believes that it is important to support the community and to do active vulnerability research in order to aid improving the security and reliability of software in general: http://secunia.com/secunia_research/ Secunia regularly hires new skilled team members. Check the URL below to see currently vacant positions: http://secunia.com/corporate/jobs/ Secunia offers a FREE mailing list called Secunia Security Advisories: http://secunia.com/advisories/mailing_lists/ ====================================================================== 10) Verification Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2010-26/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================