====================================================================== Secunia Research 03/04/2006
- AN HTTPD Script Source Disclosure 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 * AN HTTPD version 1.42n. Prior versions may also be affected. ====================================================================== 2) Severity Rating: Moderately Critical Impact: Exposure of sensitive information Where: Remote ====================================================================== 3) Description of Vulnerability Secunia Research has discovered a vulnerability in AN HTTPD, which can be exploited by malicious people to disclose potentially sensitive information. The vulnerability is caused due to a validation error of the filename extension supplied by the user in the URL. This can be exploited to retrieve the source code of script files (e.g. PL, CGI, and BAT) from the server via specially crafted requests containing dot and space characters. ====================================================================== 4) Solution Update to version 1.42p. ====================================================================== 5) Time Table 22/03/2006 - Initial vendor notification. 01/04/2006 - Initial vendor reply. 03/04/2006 - Public disclosure. ====================================================================== 6) Credits Discovered by Tan Chew Keong, Secunia Research. ====================================================================== 7) References No other references. ====================================================================== 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/2006-21/advisory/ Complete list of vulnerability reports published by Secunia Research: http://secunia.com/secunia_research/ ======================================================================