SpamAssassin < 3.2.1 spamd Symlink Local DoS

Low Nessus Network Monitor Plugin ID 4100

Synopsis

The remote host is vulnerable to a Denial of Service (DoS) attack.

Description

The remote host is running SpamAssassin, an anti-spam software application that detects and blocks spam emails. This version of SpamAssassin is vulnerable to a flaw in that by creating a symbolic link, local attackers can cause the application to process a malformed file. Successful exploitation results in the application crashing and denying valid services to users.

Solution

Upgrade to version 3.2.1 or higher.

See Also

http://spamassassin.org

Plugin Details

Severity: Low

ID: 4100

File Name: 4100.prm

Family: SMTP Clients

Published: 2007/06/15

Modified: 2016/01/22

Dependencies: 1100

Risk Information

Risk Factor: Low

CVSSv2

Base Score: 1

Temporal Score: 0.7

Vector: CVSS2#AV:L/AC:H/Au:S/C:N/I:N/A:P

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSSv3

Base Score: 2.5

Temporal Score: 2.2

Vector: CVSS3#AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L

Temporal Vector: CVSS3#E:U/RL:O/RC:C

Reference Information

CVE: CVE-2007-2873

BID: 24481