#VU17772 Command injection in Virtual Desktop Server Manager - CVE-2019-3831

Vulnerability identifier: #VU17772

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:U/U:Clear]

CVE-ID: CVE-2019-3831

CWE-ID: CWE-77

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Virtual Desktop Server Manager
Server applications / Remote management servers, RDP, SSH

Vendor: oVirt

Description

The vulnerability allows a local high-privileged attacker to execute arbitrary code on the target system.

The vulnerability exists due to exposure of exposed a systemd_run() function to the vdsm system use. A local attacker can inject arbitrary commands and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Update to version 4.30.9.

Vulnerable software versions

Virtual Desktop Server Manager: 4.19.1 - 4.30.8

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External links
https://gerrit.ovirt.org/#/c/97737/
https://bugzilla.redhat.com/show_bug.cgi?id=1677108

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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