#VU103485 Permissions, Privileges, and Access Controls in CRI-O - CVE-2024-8676

Vulnerability identifier: #VU103485

Vulnerability risk: Low

CVSSv4.0: 2.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H/E:U/U:Clear]

CVE-ID: CVE-2024-8676

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
CRI-O
Server applications / Virtualization software

Vendor: CRI-O

Description

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to the way CRI-O handles restoration of archive container. A remote user with access to the kubelet or cri-o socket can call the restore endpoint and trigger the restore.When restoration starts, the application will attempt to restore the mounts from the restore archive instead of the pod request and access host mounts.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

CRI-O: 1.29.0 - 1.29.10, 1.30.0 - 1.30.7, 1.31.0 - 1.31.2

---

External links
https://bugzilla.redhat.com/show_bug.cgi?id=2313842
https://github.com/cri-o/cri-o/security/advisories/GHSA-7p9f-6x8j-gxxp

---

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.