Upstream information

CVE-2011-1720 at MITRE

Description

The SMTP server in Postfix before 2.5.13, 2.6.x before 2.6.10, 2.7.x before 2.7.4, and 2.8.x before 2.8.3, when certain Cyrus SASL authentication methods are enabled, does not create a new server handle after client authentication fails, which allows remote attackers to cause a denial of service (heap memory corruption and daemon crash) or possibly execute arbitrary code via an invalid AUTH command with one method followed by an AUTH command with a different method.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having important severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 6.8
Vector AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
SUSE Bugzilla entry: 689021 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Server 11 SP1
  • postfix >= 2.5.6-5.8.1
  • postfix-doc >= 2.5.6-5.8.1
  • postfix-mysql >= 2.5.6-5.8.1
Patchnames:
slessp1-postfix


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SLED-10-SP3 postfix Released
SLED-10-SP4 postfix Released
SLES-10-SP3 postfix Released
SLES-10-SP4 postfix Released
SLES_LTSS-10-SP4 postfix Released
SUSE Linux Enterprise Desktop 11 SP1 postfix Released
SUSE Linux Enterprise Enterprise Server 11 SP1 for SAP Enterprise Search postfix Released
SUSE Linux Enterprise Server 11 SP1 postfix Released
SUSE Linux Enterprise Server 11 SP1 LTSS postfix Released
SUSE Linux Enterprise Server for SAP Business All-in-One postfix Released
SUSE Linux Enterprise Software Development Kit 11 SP1 postfix Released