Exim < 4.22 smtp_in.c HELO/EHLO Remote Overflow

This script is Copyright (C) 2003-2014 Tenable Network Security, Inc.

Synopsis :

The remote SMTP server has a heap-based buffer overflow

Description :

According to its banner, the version of Exim running on the remote
host has a remote heap-based buffer overflow vulnerability. A remote,
unauthenticated attacker could potentially exploit this to execute
arbitrary code.

See also :


Solution :

Upgrade to Exim 4.21 or later, or apply the appropriate patches.

Risk factor :

High / CVSS Base Score : 7.5
CVSS Temporal Score : 5.5
Public Exploit Available : false

Family: SMTP problems

Nessus Plugin ID: 11828 (exim_heap_overflow.nasl)

Bugtraq ID: 8518

CVE ID: CVE-2003-0743

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