#VU67071 Permissions, Privileges, and Access Controls in OpenShift Virtualization - CVE-2022-1798

Vulnerability identifier: #VU67071

Vulnerability risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-1798

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
OpenShift Virtualization
Server applications / Virtualization software

Vendor: Red Hat Inc.

Description

The vulnerability allows a remote user to read arbitrary files on the system.

The vulnerability exists due to a logic issue in kubeVirt API. A remote user can use the kubeVirt API to provide access to host files (like /etc/passwd, for example) in a KubeVirt VM as a disk device that can be written to and read from.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

OpenShift Virtualization: 4.10.0 - 4.10.4

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=2117872

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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.