ELM frm command Subject buffer overflow

elm-frm-subject-bo (14840) The risk level is classified as HighHigh Risk


Electronic Mail for Unix is vulnerable to a buffer overflow in the frm command. By sending a message containing a long character string in the Subject field, a remote attacker can overflow a buffer and execute arbitrary code on the system, once the frm command is issued.


Gain Access


For Red Hat Linux:
Upgrade to the latest elm package, as listed below. Refer to RHSA-2004:009-01 for more information. See References.

Red Hat Advanced Workstation 2.1: 2.5.6-4 or later
Red Hat Enterprise Linux 2.1AS: 2.5.6-4 or later

Apply the 10043 patch for this vulnerability, as listed in SGI Security Advisory 20040103-01-U. See References.

For other distributions:
Contact your vendor for upgrade or patch information.


Platforms Affected:

  • Elm Development Group ELM 2.5.6 and prior
  • RedHat Enterprise Linux 2.1 AS
  • RedHat Enterprise Linux 2.1 AW
  • RedHat Linux Advanced Workstation 2.1 Itanium
  • SGI IRIX 2.3


Jan 07, 2004

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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