#VU7698 Improper file type validation in Adobe Experience Manager - CVE-2017-3108

Vulnerability identifier: #VU7698

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2017-3108

CWE-ID: CWE-434

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Adobe Experience Manager
Client/Desktop applications / Office applications

Vendor: Adobe

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to file type validation error when uploading files. A remote attacker can bypass validation process and upload malicious file on vulnerable system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation
Install the following patches to resolve this vulnerability:
Hotfix 16617 for 6.0.0 version 1.2
Cumulative Fix Pack for 6.1 SP2 -  AEM-6.1-SP2-CFP3
Cumulative Fix Pack for 6.2 SP1 - AEM-6.2-SP1-CFP4

Vulnerable software versions

Adobe Experience Manager: 6.0 - 6.2

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External links
https://helpx.adobe.com//security/products/experience-manager/apsb17-26.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.