2503 : Exim HELO/EHLO Heap Overflow
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Info

Last Modified

2 months ago

Percent Complete

100%

Disclosure

Sep 03, 2003

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

Description

A remote overflow exists in Exim. The service fails to appropriately allocate space for a HELO/EHLO command followed by a series of spaces resulting in a heap overflow. With a specially crafted request, an attacker may be able to cause arbitrary code execution resulting in a loss of integrity.

Classification

Location: Remote/Network Access Required
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Patch
Exploit: Exploit Unknown

Solution

Currently, there are no known workarounds or upgrades to correct this issue. However, University of Cambridge has released a patch to address this vulnerability.

Products

University of Cambridge
Watch-list
Exim
Watch-list
4.20

References

  • Bugtraq ID: 8518
  • ISS X-Force ID: 13067
  • Secunia Advisory ID: 9661

Tools & Filters

Nessus

11828

Credit

  • Nick Cleaton -

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