Postfix Cyrus SASL Authentication Context Data Reuse Memory Corruption (exploit)
medium Nessus Plugin ID 54584
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Synopsis
The remote mail server is affected by a memory corruption vulnerability.Description
The Postfix mail server listening on this port appears vulnerable to a memory corruption attack as Nessus was able to crash an SMTP session with this host by using two different authentication methods in one session.Note that code execution as the unprivileged postfix user may also be possible.
Solution
Upgrade to Postfix 2.5.13 / 2.6.19 / 2.7.4 / 2.8.3 or later.See Also
Plugin Details
Severity: Medium
ID: 54584
File Name: postfix_memory_corruption_exploit.nasl
Version: 1.8
Type: remote
Family: SMTP problems
Published: 5/19/2011
Updated: 11/15/2018
Dependencies: smtp_authentication.nasl
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Medium
Base Score: 6.8
Temporal Score: 5
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Temporal Vector: CVSS2#E:U/RL:OF/RC:C
Vulnerability Information
CPE: cpe:2.3:a:postfix:postfix:*:*:*:*:*:*:*:*
Required KB Items: SMTP/postfix
Exploit Ease: No known exploits are available
Exploited by Nessus: true
Patch Publication Date: 5/9/2011
Vulnerability Publication Date: 5/9/2011
Reference Information
CVE: CVE-2011-1720
BID: 47778