Multiple vulnerabilities in Red Hat Gluster Storage 3.4 on Red Hat Enterprise Linux 7

1) Command injection

EUVDB-ID: #VU17772

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 - Command injection

Exploit availability: No

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

Install updates from vendor's website.

Vulnerable software versions

vdsm (Red Hat package): 4.16.20-1.3.el7rhgs - 4.17.33-1.1.el7rhgs

safelease (Red Hat package): 1.0-5.el7 - 1.0-7.el7

ioprocess (Red Hat package): 1.1.2-1.el7

CPE2.3

• cpe:2.3:a:red_hat:vdsm_redhat_package:4.16.20-1.3.el7rhgs:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:a:red_hat:vdsm_redhat_package:4.17.33-1.1.el7rhgs:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:a:red_hat:safelease_redhat_package:1.0-5.el7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:a:red_hat:safelease_redhat_package:1.0-7.el7:*:*:*:*:red_hat_enterprise_linux:*:*
• cpe:2.3:a:red_hat:ioprocess_redhat_package:1.1.2-1.el7:*:*:*:*:red_hat_enterprise_linux:*:*

External links

https://access.redhat.com/errata/RHBA-2019:1965

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.