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[ GLSA 201206-33 ] Postfix: Multiple vulnerabilities
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PostPosted: Tue Jun 26, 2012 12:26 am    Post subject: [ GLSA 201206-33 ] Postfix: Multiple vulnerabilities Reply with quote

Gentoo Linux Security Advisory

Title: Postfix: Multiple vulnerabilities (GLSA 201206-33)
Severity: high
Exploitable: remote
Date: June 25, 2012
Bug(s): #358085, #366605
ID: 201206-33

Synopsis

A vulnerability has been found in Postfix, the worst of which
possibly allowing remote code execution.


Background

Postfix is Wietse Venema’s mailer that attempts to be fast, easy to
administer, and secure, as an alternative to the widely-used Sendmail
program.


Affected Packages

Package: mail-mta/postfix
Vulnerable: < 2.7.4
Unaffected: >= 2.7.4
Architectures: All supported architectures


Description

A vulnerability have been discovered in Postfix. Please review the CVE
identifier referenced below for details.


Impact

An attacker could perform a man-in-the-middle attack and inject SMTP
commands during the plaintext to TLS session switch or might execute
arbitrary code.


Workaround

There is no known workaround at this time.

Resolution

All Postfix users should upgrade to the latest version:
Code:
# emerge --sync
      # emerge --ask --oneshot --verbose ">=mail-mta/postfix-2.7.4"
   


References

CVE-2011-0411
CVE-2011-1720
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