Arbitrary file upload in Atomymaxsite



Published: 2012-10-17 | Updated: 2017-03-13
Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2012-6498
CWE-ID CWE-434
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software
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Atomymaxsite
Web applications / Other software

Vendor Atomymaxsite

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) Arbitrary file upload

EUVDB-ID: #VU4202

Risk: Critical

CVSSv3.1: 9.2 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2012-6498

CWE-ID: CWE-434 - Unrestricted Upload of File with Dangerous Type

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause arbitrary code execution on the original server.

The weakness exists due to improper validation of file extensions in "index.php" script when uploading files. A remote attacker can upload arbitrary file with .php extension and execute it on the system with privileges of the web server.

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

Note: the vulnerability was being actively exploited.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Atomymaxsite: 1.50 - 2.5

External links

http://www.youtube.com/watch?v=CfvTCSS3LGY
http://www.thaicert.or.th/alerts/admin/2012/al2012ad025.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.



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