====================================================================== Secunia Research 15/05/2006
- Abakt ZIP File Handling Buffer Overflow Vulnerability - ====================================================================== Table of Contents Affected Software....................................................1 Severity.............................................................2 Description of Vulnerability.........................................3 Solution.............................................................4 Time Table...........................................................5 Credits..............................................................6 References...........................................................7 About Secunia........................................................8 Verification.........................................................9 ====================================================================== 1) Affected Software * Abakt version 0.9.2 and 0.9.3-beta1 Prior versions may also be affected. ====================================================================== 2) Severity Rating: Moderately Critical Impact: System Access Where: Remote ====================================================================== 3) Description of Vulnerability Secunia Research has discovered a vulnerability in Abakt, which can be exploited by malicious people to compromise a user's system. The vulnerability is caused due to a boundary error when listing the contents of a ZIP archive. This can be exploited to cause a stack-based buffer overflow when a malicious ZIP archive containing a file with an overly long filename is opened. The vulnerability is related to: SA19945 Successful exploitation allows execution of arbitrary code but requires that the user is e.g. tricked into opening a malicious ZIP archive from within the "Restore Zip Archive" functionality. ====================================================================== 4) Solution The vulnerability has been fixed in 0.9.3-RC1. ====================================================================== 5) Time Table 12/05/2006 - Initial vendor notification. 15/05/2006 - Initial vendor reply. 15/05/2006 - Public disclosure. ====================================================================== 6) Credits Discovered by Tan Chew Keong, Secunia Research. ====================================================================== 7) References SA19945: http://secunia.com/advisories/19945/ The Common Vulnerabilities and Exposures (CVE) project has assigned CVE-2006-2161 for the vulnerability. ====================================================================== 8) About Secunia Secunia collects, validates, assesses, and writes advisories regarding all the latest software vulnerabilities disclosed to the public. These advisories are gathered in a publicly available database at the Secunia website: http://secunia.com/ Secunia offers services to our customers enabling them to receive all relevant vulnerability information to their specific system configuration. Secunia offers a FREE mailing list called Secunia Security Advisories: http://secunia.com/secunia_security_advisories/ ====================================================================== 9) Verification Please verify this advisory by visiting the Secunia website: http://secunia.com/secunia_research/2006-31/advisory/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================