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Category:   OS (UNIX)  >   OpenBSD Kernel Vendors:   OpenBSD
OpenBSD SMTP Processing Bug in rfc2822_parser_init() May Let Remote Users Bypass Security Restrictions on the Target System
SecurityTracker Alert ID:  1036691
SecurityTracker URL:  http://securitytracker.com/id/1036691
CVE Reference:   GENERIC-MAP-NOMATCH   (Links to External Site)
Date:  Aug 25 2016
Impact:   Modification of user information
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 6.0
Description:   A vulnerability was reported in OpenBSD. A remote user can bypass security controls on the target system.

A remote user can exploit an initialization error in the RFC822 parser implementation to potentially bypass mail header processing controls on the target system.

Impact:   A remote user may be able to bypass mail header based security controls on the target system.
Solution:   The vendor has issued a source code fix, available at:

http://ftp.openbsd.org/pub/OpenBSD/patches/6.0/common/004_smtpd.patch.sig

Vendor URL:  www.openbsd.org/errata60.html (Links to External Site)
Cause:   State error

Message History:   None.


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