PopojiCMS 2.0.1 admin_component.php fupload unrestricted upload

Summaryinfo

A vulnerability classified as critical was found in PopojiCMS 2.0.1. This vulnerability affects unknown code of the file admin_component.php. Executing a manipulation of the argument fupload as part of Parameter can lead to unrestricted upload. This vulnerability appears as CVE-2018-18934. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in PopojiCMS 2.0.1 (Content Management System). It has been declared as critical. This vulnerability affects an unknown function of the file admin_component.php. The manipulation of the argument fupload as part of a Parameter leads to a unrestricted upload vulnerability. The CWE definition for the vulnerability is CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in PopojiCMS v2.0.1. admin_component.php is exploitable via the po-admin/route.php?mod=component&act=addnew URI by using the fupload parameter to upload a ZIP file containing arbitrary PHP code (that is extracted and can be executed). This can also be exploited via CSRF.

The bug was discovered 10/30/2018. The weakness was presented 11/05/2018 (Website). The advisory is shared for download at github.com. This vulnerability was named CVE-2018-18934 since 11/05/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1608.002.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:admin_component.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.

See VDB-126449 and VDB-126450 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Content Management System

Name

• PopojiCMS

Version

• 2.0.1

Website

• Product: https://github.com/PopojiCMS/PopojiCMS/

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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