Red Hat OpenStack Platform 17 update for etcd

Published: 2023-06-06

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2021-28235 CVE-2023-32082
CWE-ID	CWE-285 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Red Hat OpenStack Server applications / Other server solutions etcd (Red Hat package) Operating systems & Components / Operating system package or component
Vendor	Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Authorization

EUVDB-ID: #VU75512

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-28235

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the system.

The vulnerability exists due to missing authorization to the "/debug" feature. A remote non-authenticated attacker can access the "/debug/requests" endpoint and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat OpenStack: 17.0

etcd (Red Hat package): before 3.4.26-1.el9ost

External links

http://access.redhat.com/errata/RHSA-2023:3441

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Information disclosure

EUVDB-ID: #VU76971

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-32082

CWE-ID: CWE-200 - Information exposure