Denial of service in Red Hat OpenStack Platform 16.2

Published: 2022-06-27

Risk	High
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2022-0675
CWE-ID	CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Red Hat OpenStack Server applications / Other server solutions puppet-firewall (Red Hat package) Operating systems & Components / Operating system package or component
Vendor	Red Hat Inc.

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Input validation error

EUVDB-ID: #VU64691

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-2022-0675

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to in certain situations it is possible for an unmanaged rule to exist on the target system that has the same comment as the rule specified in the manifest. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat OpenStack: 16.2 - 16.2.2

puppet-firewall (Red Hat package): before 3.4.0-1.94f707cgit.el8ost

CPE2.3

External links

http://access.redhat.com/errata/RHSA-2022:5116

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.