Simple Machines Forum < 1.1.7 Incomplete BBcode Block Security Bypass

Medium Nessus Network Monitor Plugin ID 4703

Synopsis

The remote host is vulnerable to a security bypass flaw.

Description

The remote host is running Simple Machines Forum (SMF), a web forum. This version of SMF is vulnerable to a flaw where attackers can bypass security filtering by surrounding the content with an incomplete BBcode block. Successful exploitation would result in the attacker posting banned content within the web content.

Solution

Upgrade to version 1.1.7 or higher.

See Also

http://www.simplemachines.org

Plugin Details

Severity: Medium

ID: 4703

File Name: 4703.prm

Family: CGI

Published: 2008/11/12

Modified: 2016/02/05

Dependencies: 1442

Risk Information

Risk Factor: Medium

CVSSv2

Base Score: 5

Temporal Score: 4.8

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

Temporal Vector: CVSS2#E:F/RL:U/RC:ND

CVSSv3

Base Score: 5.3

Temporal Score: 5.1

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

Temporal Vector: CVSS3#E:F/RL:U/RC:X

Reference Information

BID: 31594