PT-2019-7849 · Exponent · Exponent Cms

Peng Hua · Published 2019-05-23 · Updated 2019-05-24 · CVE-2016-8899

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Exponent CMS version 2.3.9

Description The issue is related to an Object Injection vulnerability in the expCatController.php file, specifically in the change cats function of the core controllers module in the framework.

Recommendations For Exponent CMS version 2.3.9, consider restricting access to the vulnerable expCatController.php file until a patch is available. As a temporary workaround, avoid using the change cats function in the expCatController.php file to minimize the risk of exploitation.

Exploit

Fix

Special Elements Injection

Weakness Enumeration

CWE-74

Related Identifiers

CVE-2016-8899

Affected Products

Exponent Cms

References · 5

• 🔥 http://openwall.com/lists/oss-security/2016/09/30/5 · Exploit
• https://github.com/exponentcms/exponent-cms/commit/fdafb5ec97838e4edbd685f587f28d3174ebb3db · Patch
• https://osv.dev/vulnerability/CVE-2016-8899 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-8899 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8899 · Note