1. Gentoo Linux Security Advisory
| Advisory Reference | GLSA 200508-03 / nbsmtp |
| Release Date | August 02, 2005 |
| Latest Revision | August 11, 2005: 02 |
| Impact | normal |
| Exploitable | remote |
| Package | Vulnerable versions | Unaffected versions | Architecture(s) |
| mail-mta/nbsmtp | < 1.00 | >= 1.00 | All supported architectures |
Related bugreports: #100274
nbSMTP is vulnerable to a format string vulnerability which may result in remote execution of arbitrary code.
nbSMTP is an SMTP client suitable to run in chroot jails, in embedded systems, laptops and workstations.
Niels Heinen discovered a format string vulnerability.
An attacker can setup a malicious SMTP server and exploit this vulnerability to execute arbitrary code with the permissions of the user running nbSMTP.
There is no known workaround at this time.
All nbSMTP users should upgrade to the latest version:
Code Listing 3.1: Resolution |
# emerge --sync # emerge --ask --oneshot --verbose ">=mail-mta/nbsmtp-1.0" |