#VU87570 Improper access control in ZooKeeper - CVE-2024-23944

Vulnerability identifier: #VU87570

Vulnerability risk: Low

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

CVE-ID: CVE-2024-23944

CWE-ID: CWE-284

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ZooKeeper
Server applications / Database software

Vendor: Apache Foundation

Description

The vulnerability allows a remote user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in persistent watchers. A remote user can bypass implemented security restrictions and obtain user names or login identifiers.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ZooKeeper: 3.6.0 - 3.9.1

---

External links
https://lists.apache.org/thread/rg5yjzphsoxonlsyqxqp3p44fyqsvrfo

---

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.