#VU66440 Permissions, Privileges, and Access Controls in Ceph - CVE-2022-0670

Vulnerability identifier: #VU66440

Vulnerability risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-0670

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Ceph
Server applications / Other server solutions

Vendor: Red Hat Inc.

Description

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

The vulnerability exists due to an error within the "volumes" plugin in Ceph Manager. The Openstack manilla owning a Ceph File system "share" enables the owner to read/write any manilla share or entire file system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Ceph: 17.2.0 - 17.2.1

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External links
https://ceph.io/en/news/blog/2022/v17-2-2-quincy-released/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5O3XMDFZWA2FWU6GAYOVSFJPOUTXN42N/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TIRTTRG5O4YP2TNGDCDOHIHP2DM3DFBT/

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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.