A vulnerability was found in Proclaim 9.1.1 on Joomla (Joomla Component) and classified as critical. Affected by this issue is the function mediafileform of the component File Upload. The manipulation with an unknown input leads to a unrestricted upload vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Arbitrary File Upload exists in the Proclaim 9.1.1 component for Joomla! via a mediafileform action.

The bug was discovered 02/22/2018. The weakness was published 02/22/2018 as EDB-ID 44164 as not defined exploit (Exploit-DB). The advisory is shared for download at exploit-db.com. This vulnerability is handled as CVE-2018-7316 since 02/21/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1608.002.

After immediately, there has been an exploit disclosed. The exploit is available at exploit-db.com. It is declared as proof-of-concept.

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (44164). Similar entry is available at 113721.

Productinfo

Type

• Joomla Component

Name

• Proclaim

Version

• 9.1.1

CPE 2.3info

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CPE 2.2info

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