Uncontrolled Recursion in Red Hat OpenStack 17.1

1) Uncontrolled Recursion

EUVDB-ID: #VU89381

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-4340

CWE-ID: CWE-674 - Uncontrolled Recursion

Exploit availability: No

Description

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

The vulnerability exists due to an uncontrolled recursion when processing a heavily nested list in sqlparse.parse(). A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat OpenStack: before 17.1.4

python-sqlparse (Red Hat package): before 0.4.1-2.el8ost

CPE2.3

• cpe:2.3:a:red_hat:red_hat_openstack:*:*:*:*:*:*:*:*
• cpe:2.3:o:red_hat:python-sqlparse_redhat_package:*:*:*:*:*:red_hat_enterprise_linux:*:*

External links

https://access.redhat.com/errata/RHSA-2024:9986

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.