PT-2017-8753 · Simple Machines · Simple Machines Forum

Prplhaz4 · Published 2017-02-09 · Updated 2017-02-23 · CVE-2016-5727

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Simple Machines Forum (SMF) version 2.1

Description The issue allows remote attackers to conduct PHP object injection attacks, enabling them to execute arbitrary PHP code. This is achieved through vectors related to variables derived from user input in a foreach loop within the LogInOut.php file.

Recommendations For Simple Machines Forum (SMF) version 2.1, consider restricting access to the LogInOut.php file until a patch is available, or apply any available configuration changes to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Code Injection

Weakness Enumeration

CWE-94

Related Identifiers

CVE-2016-5727

Affected Products

Simple Machines Forum

References · 6

• https://github.com/SimpleMachines/SMF2.1/issues/3522 · Patch
• https://github.com/SimpleMachines/SMF2.1/commit/19e560b9f3e8fc6d7d9d60c1ff617b5ed5c08008#diff-513c4f9c501cbefcc14420c01848f23c · Patch
• http://openwall.com/lists/oss-security/2016/06/18/1 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2016-5727 · Security Note
• http://openwall.com/lists/oss-security/2016/06/10/7 · Patch
• https://osv.dev/vulnerability/CVE-2016-5727 · Vendor Advisory