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Gentoo: GLSA-200405-07 High: Exim Buffer Overflow Security Advisory

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Calendar Grey May 14, 2004
Scroller Gentoo
Gentoo Linux security notice regarding Exim buffer overflow vulnerability permitting remote command execution. Upgrade is advised to reduce potential threats.
When the verify=header_syntax option is set, there is a buffer overflow in Exim that allows remote execution of arbitrary code.

Summary

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Gentoo Linux Security Advisory                           GLSA 200405-07
                                            https://security.gentoo.org/

  Severity: High
     Title: Exim verify=header_syntax buffer overflow
      Date: May 14, 2004
      Bugs: #50217
        ID: 200405-07


Synopsis
=======
When the verify=header_syntax option is set, there is a buffer overflow
in Exim that allows remote execution of arbitrary code.

Background
=========
Exim is an highly configurable message transfer agent (MTA) developed
at the University of Cambridge.

Affected packages
================
    -------------------------------------------------------------------
     Package        /   Vulnerable   /                      Unaffected
    -------------------------------------------------------------------
  1  net-mail/exim        <= 4.33                           >= 4.33-r1

==========
When the option "verify = header_syntax" is used in an ACL in the
configuration file, Exim is vulnerable...
Read the Full Advisory
Topics%20covered

Topics Covered

security advisory denial of service Gentoo high severity buffer overflow remote execution Exim

Resolution

References

Availability

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Concerns

Topics%20covered

Topics Covered

security advisory denial of service Gentoo high severity buffer overflow remote execution Exim

Synopsis

Background

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Affected Packages

Impact

Workaround