nbSMTP format string

nbsmtp-format-string (21674) The risk level is classified as HighHigh Risk

Description:

nbSMTP is vulnerable to a format string attack. A remote attacker could exploit this vulnerability to execute arbitrary code on the system.


Consequences:

Gain Access

Remedy:

For Gentoo Linux:
Upgrade to the latest version of nbSMTP (1.00 or later), as listed in the GLSA 200508-03 / nbsmtp. See References.

References:

  • BugTraq Mailing List, Tue Aug 02 2005 - 07:48:28 CDT : nbSMTP: Format string vulnerability.
  • nbSMTP: nbSMTP - Home Page.
  • BID-14441: No-Brainer SMTP Client Log_Msg() Remote Format String Vulnerability
  • CVE-2005-2409: Format string vulnerability in util.c in nbsmtp 0.99 and earlier, while running in debug mode, allows remote attackers to execute arbitrary code via format string specifiers that are not properly handled in a syslog call.
  • GLSA-200508-03: nbSMTP: Format string vulnerability
  • SA16279: no-brainer SMTP Client "log_msg" Format String Vulnerability

Platforms Affected:

  • Gentoo Linux
  • nbSMTP nbSMTP prior to 1.00

Reported:

Aug 02, 2005

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