CMS Made Simple 2.2.8 Administrator Page changegroupperm.php sel_groups code injection

Summaryinfo

A vulnerability described as critical has been identified in CMS Made Simple 2.2.8. This issue affects some unknown processing of the file admin/changegroupperm.php of the component Administrator Page. Executing a manipulation of the argument sel_groups as part of Parameter can lead to code injection. This vulnerability is handled as CVE-2019-9058. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability has been found in CMS Made Simple 2.2.8 (Content Management System) and classified as critical. This vulnerability affects an unknown code block of the file admin/changegroupperm.php of the component Administrator Page. The manipulation of the argument sel_groups as part of a Parameter leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in CMS Made Simple 2.2.8. In the administrator page admin/changegroupperm.php, it is possible to send a crafted value in the sel_groups parameter that leads to authenticated object injection.

The bug was discovered 03/06/2019. The weakness was released 03/26/2019 (Website). The advisory is available at cmsmadesimple.org. This vulnerability was named CVE-2019-9058 since 02/23/2019. The exploitation appears to be easy. The attack can be initiated remotely. The requirement for exploitation is a single authentication. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 20 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:admin/changegroupperm.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-132463, VDB-132464, VDB-132465 and VDB-132467. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Content Management System

Name

• CMS Made Simple

Version

• 2.2.8

License

• open-source

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion