Vulnerability identifier: #VU10840

Vulnerability risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-1000019

CWE-ID: CWE-78

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenEMR
Client/Desktop applications / Other client software

Vendor: OpenEMR

Description
The vulnerability allows a remote authenticated attacker to execute arbitrary shell commands on the target system.

The weakness exists in fax_dispatch.php due to insufficient validation of user-supplied input. A remote attacker can inject arbitrary commands in the context of the authenticated user.

Mitigation
Install update from vendor's website.

Vulnerable software versions

OpenEMR: 5.0.0.1

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External links
http://www.sec-consult.com/en/blog/advisories/os-command-injection-reflected-cross-site-scripting-i...

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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.