Vulnerability identifier: #VU61439

Vulnerability risk: Medium

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-0811

CWE-ID: CWE-94

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
CRI-O
Web applications / Modules and components for CMS

Vendor: CRI-O

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a container escape flaw related to kernel options setting for a pod. A remote user can send a specially crafted request and execute arbitrary code on the target system.

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

Mitigation
Install updates from vendor's website.

Vulnerable software versions

CRI-O: 1.19.0 - 1.23.1

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External links
http://bugzilla.redhat.com/show_bug.cgi?id=2059475
http://github.com/cri-o/cri-o/security/advisories/GHSA-6x2m-w449-qwx7

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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.