Vulnerability identifier: #VU18585

Vulnerability risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:F/RL:O/RC:C]

CVE-ID: CVE-2018-17179

CWE-ID: CWE-89

Exploitation vector: Network

Exploit availability: Yes

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

Vendor: OpenEMR

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data within the make_task() function in "/interface/forms/eye_mag/php/taskman_functions.php" script. A remote authenticated attacker can send a specially crafted request to the "/interface/forms/eye_mag/taskman.php" URL and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

OpenEMR: 5.0 - 5.0.1.6

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External links
http://github.com/openemr/openemr/commit/3e22d11c7175c1ebbf3d862545ce6fee18f70617
http://www.open-emr.org/wiki/index.php/OpenEMR_Patches#5.0.1_Patch_.289.2F9.2F18.29

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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. However, a fully functional exploit for this vulnerability is available.