Privilege escalation in Submariner

1) Execution with unnecessary privileges

EUVDB-ID: #VU94614

Risk: Medium

CVSSv3.1: 8.3 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-5042

CWE-ID: CWE-250 - Execution with Unnecessary Privileges

Exploit availability: No

Description

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

The vulnerability exists due to unnecessary role-based access control permissions. A local user can run a malicious container on a node that may allow them to steal service account tokens and further compromise other nodes and potentially the entire cluster.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Submariner: 0.14.0 - 0.17.1

External links

http://access.redhat.com/security/cve/CVE-2024-5042
http://bugzilla.redhat.com/show_bug.cgi?id=2280921
http://github.com/advisories/GHSA-2rhx-qhxp-5jpw
http://access.redhat.com/errata/RHSA-2024:4591

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.