SecurityTracker.com
    Home    |    View Topics    |    Search    |    Contact Us    |   

SecurityTracker
Archives


 


Category:   Application (Generic)  >   Perl Vendors:   Wall, Larry
Perl IO::Socket::SSL Certificate Validation Bug Lets Remote Users Bypass Security Restrictions
SecurityTracker Alert ID:  1022519
SecurityTracker URL:  http://securitytracker.com/id/1022519
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Jul 7 2009
Impact:   Modification of system information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): IO::Socket::SSL prior to 1.26
Description:   A vulnerability was reported in Perl IO::Socket::SSL. A remote user can bypass security restrictions.

The verify_hostname_of_cert() function incorrectly matches only the hostname prefix when no wildcard is supplied. As a result, a remote user can supply a specially crafted certificate hostname value to spoof a target site's certificate.

MLEHMANN reported this vulnerability.

Impact:   A remote user can spoof a target site's certificate.
Solution:   The vendor has issued a fix (IO::Socket::SSL 1.26).

The vendor's advisory is available at:

http://cpansearch.perl.org/src/SULLR/IO-Socket-SSL-1.26/Changes

Vendor URL:  cpan.org/ (Links to External Site)
Cause:   Authentication error
Underlying OS:  Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


 Source Message Contents



[Original Message Not Available for Viewing]


Go to the Top of This SecurityTracker Archive Page





Home   |    View Topics   |    Search   |    Contact Us

This web site uses cookies for web analytics. Learn More

Copyright 2019, SecurityGlobal.net LLC