← Back

CVE-2011-1720

nvd nist
Published: May 13, 2011Modified: Apr 29, 2026

JSON object

Loading...
6.8
Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Exploitability: 8.6 / Impact: 6.4
Source: NVD

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.

Affected (109)

Products: Postfix: Postfix
1 product
Postfix
Configuration A
91 vulnerable
Vulnerable SoftwareAffected Versions
Postfix
Version 2.0.0
Version 2.0.10
Version 2.0.11
Version 2.0.12
Version 2.0.13
Version 2.0.14
Version 2.0.15
Version 2.0.16
Version 2.0.17
Version 2.0.18
Version 2.0.19
Version 2.0.1
Version 2.0.2
Version 2.0.3
Version 2.0.4
Version 2.0.5
Version 2.0.6
Version 2.0.7
Version 2.0.8
Version 2.0.9
Version 2.1.0
Version 2.1.1
Version 2.1.2
Version 2.1.3
Version 2.1.4
Version 2.1.5
Version 2.1.6
Version 2.2.0
Version 2.2.10
Version 2.2.11
Version 2.2.12
Version 2.2.1
Version 2.2.2
Version 2.2.3
Version 2.2.4
Version 2.2.5
Version 2.2.6
Version 2.2.7
Version 2.2.8
Version 2.2.9
Version 2.3.0
Version 2.3.10
Version 2.3.11
Version 2.3.12
Version 2.3.13
Version 2.3.14
Version 2.3.15
Version 2.3.16
Version 2.3.17
Version 2.3.18
Version 2.3.19
Version 2.3.1
Version 2.3.2
Version 2.3.3
Version 2.3.4
Version 2.3.5
Version 2.3.6
Version 2.3.7
Version 2.3.8
Version 2.3.9
Version 2.3
Version 2.4.0
Version 2.4.10
Version 2.4.11
Version 2.4.12
Version 2.4.13
Version 2.4.14
Version 2.4.15
Version 2.4.1
Version 2.4.2
Version 2.4.3
Version 2.4.4
Version 2.4.5
Version 2.4.6
Version 2.4.7
Version 2.4.8
Version 2.4.9
Version 2.4
Version 2.5.0
Version 2.5.10
Version 2.5.11
Version 2.5.12
Version 2.5.1
Version 2.5.2
Version 2.5.3
Version 2.5.4
Version 2.5.5
Version 2.5.6
Version 2.5.7
Version 2.5.8
Version 2.5.9
Configuration B
11 vulnerable
Vulnerable SoftwareAffected Versions
Postfix
Version 2.6.0
Version 2.6.1
Version 2.6.2
Version 2.6.3
Version 2.6.4
Version 2.6.5
Version 2.6.6
Version 2.6.7
Version 2.6.8
Version 2.6.9
Version 2.6
Configuration C
4 vulnerable
Vulnerable SoftwareAffected Versions
Postfix
Version 2.7.0
Version 2.7.1
Version 2.7.2
Version 2.7.3
Configuration D
3 vulnerable
Vulnerable SoftwareAffected Versions
Postfix
Version 2.8.0
Version 2.8.1
Version 2.8.2

References (36)

Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
US Government Resource
Source: cve@mitre.org
Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
US Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.