Vulnerability identifier: #VU75445
Vulnerability risk: Medium
CVSSv3.1: 7.4 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:U/RC:C]
CVE-ID:
CWE-ID:
CWE-863
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Kubevirt
/
Vendor: Kubevirt
Description
The vulnerability allows a remote user to compromise the cluster.
The vulnerability exists due to incorrect authorization, which allows the virt-handler service account to modify all node specs. A remote user can elevate privileges beyond the node and gain access to the whole cluster.
Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Vulnerable software versions
Kubevirt: 0.11.0 - 0.59.0
External links
http://github.com/kubevirt/kubevirt/issues/9109
http://github.com/kubevirt/kubevirt/security/advisories/GHSA-cp96-jpmq-xrr2
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.