Simple Machines Forum '[url]' Tag HTML Injection Vulnerability

BID:33595

Info

Simple Machines Forum '[url]' Tag HTML Injection Vulnerability

Bugtraq ID: 33595
Class: Input Validation Error
CVE:
Remote: Yes
Local: No
Published: Feb 03 2009 12:00AM
Updated: Feb 09 2009 05:28PM
Credit: Xianur0
Vulnerable: Simple Machines SMF 1.1.7
Simple Machines SMF 1.1.5
Simple Machines SMF 1.1.5
Simple Machines SMF 1.1.4
Simple Machines SMF 1.1.3
Simple Machines SMF 1.1.2
Simple Machines SMF 1.1.1
Simple Machines SMF 1.1 rc3
Simple Machines SMF 1.1 rc3
Simple Machines SMF 1.1 rc2
Simple Machines SMF 1.1 rc1
Simple Machines SMF 1.1 final
Simple Machines SMF 1.0.13
Simple Machines SMF 1.0.13
Simple Machines SMF 1.0.12
Simple Machines SMF 1.0.12
Simple Machines SMF 1.0.11
Simple Machines SMF 1.0.10
Simple Machines SMF 1.0.9
Simple Machines SMF 1.0.8
Simple Machines SMF 1.0.8
Simple Machines SMF 1.0.7
Simple Machines SMF 1.0.6
Simple Machines SMF 1.0.5
Simple Machines SMF 1.0.4
Simple Machines SMF 1.0.3
Simple Machines SMF 1.0.2
Simple Machines SMF 1.0.1
Simple Machines SMF 1.0 -beta5p
Simple Machines SMF 1.0 -beta4p
Simple Machines SMF 1.0 -beta4.1
Simple Machines Simple Machines Forum 1.1.7
Simple Machines Simple Machines Forum 1.1.6
Simple Machines Simple Machines Forum 1.1.5
Simple Machines Simple Machines Forum 1.1.4
Simple Machines Simple Machines Forum 1.1.3
Simple Machines Simple Machines Forum 1.1.2
Simple Machines Simple Machines Forum 1.1.1
Not Vulnerable: Simple Machines Simple Machines Forum 1.1.8
Simple Machines Simple Machines Forum 1.0.16
Simple Machines Simple Machines Forum 2.0 RC1

Discussion

Simple Machines Forum '[url]' Tag HTML Injection Vulnerability

Simple Machines Forum is prone to an HTML-injection vulnerability because the application fails to properly sanitize user-supplied input before using it in dynamically generated content.

Attacker-supplied HTML and script code would run in the context of the affected browser, potentially allowing the attacker to steal cookie-based authentication credentials or to control how the site is rendered to the user. Other attacks are also possible.

Exploit / POC

Simple Machines Forum '[url]' Tag HTML Injection Vulnerability

Attackers can use a browser to exploit this issue.

The following example '[url]' tag and exploit code are available:

Solution / Fix

Simple Machines Forum '[url]' Tag HTML Injection Vulnerability

Solution:
The vendor has released updates. Please see the references for more information.


Simple Machines SMF 1.0 -beta4p

Simple Machines SMF 1.0 -beta5p

Simple Machines SMF 1.0 -beta4.1

Simple Machines SMF 1.0.1

Simple Machines SMF 1.0.10

Simple Machines SMF 1.0.11

Simple Machines SMF 1.0.12

Simple Machines SMF 1.0.12

Simple Machines SMF 1.0.13

Simple Machines SMF 1.0.13

Simple Machines SMF 1.0.2

Simple Machines SMF 1.0.3

Simple Machines SMF 1.0.4

Simple Machines SMF 1.0.5

Simple Machines SMF 1.0.6

Simple Machines SMF 1.0.7

Simple Machines SMF 1.0.8

Simple Machines SMF 1.0.8

Simple Machines SMF 1.0.9

Simple Machines SMF 1.1 rc2

Simple Machines SMF 1.1 rc3

Simple Machines SMF 1.1 final

Simple Machines SMF 1.1 rc3

Simple Machines SMF 1.1 rc1

Simple Machines Simple Machines Forum 1.1.1

Simple Machines SMF 1.1.1

Simple Machines SMF 1.1.2

Simple Machines Simple Machines Forum 1.1.2

Simple Machines Simple Machines Forum 1.1.3

Simple Machines SMF 1.1.3

Simple Machines Simple Machines Forum 1.1.4

Simple Machines SMF 1.1.4

Simple Machines SMF 1.1.5

Simple Machines SMF 1.1.5

Simple Machines Simple Machines Forum 1.1.5

Simple Machines Simple Machines Forum 1.1.6

Simple Machines Simple Machines Forum 1.1.7

Simple Machines SMF 1.1.7

References

Simple Machines Forum '[url]' Tag HTML Injection Vulnerability

References:

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