Remote command execution in Fence Agents Remediation Operator

1) OS Command Injection

EUVDB-ID: #VU96471

Risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-5651

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to compromise the affected system.

The vulnerability exists due to insufficient validation of arguments in fence agents that rely on SSH/Telnet. A remote user can create a specially crafted FenceAgentsRemediation for a fence agent supporting  --ssh-path/--telnet-path arguments and execute arbitrary commands on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Fence Agents Remediation Operator: before 0.4.1

CPE2.3

• cpe:2.3:a:red_hat:fence_agents_remediation_operator:*:*:*:*:*:*:*:*

External links

https://bugzilla.redhat.com/show_bug.cgi?id=2290540

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.