[ GLSA 200508-03 ] nbSMTP: Format string vulnerability

[GLSA]

Gentoo Linux Security Advisory

Title: nbSMTP: Format string vulnerability (GLSA 200508-03)
Severity: normal
Exploitable: remote
Date: August 02, 2005
Updated: August 11, 2005
Bug(s): #100274
ID: 200508-03

Synopsis


nbSMTP is vulnerable to a format string vulnerability which may result in
remote execution of arbitrary code.


Background


nbSMTP is an SMTP client suitable to run in chroot jails, in embedded
systems, laptops and workstations.


Affected Packages

Package: mail-mta/nbsmtp
Vulnerable: < 1.00
Unaffected: >= 1.00
Architectures: All supported architectures


Description


Niels Heinen discovered a format string vulnerability.


Impact


An attacker can setup a malicious SMTP server and exploit this
vulnerability to execute arbitrary code with the permissions of the
user running nbSMTP.


Workaround


There is no known workaround at this time.


Resolution


All nbSMTP users should upgrade to the latest version: