IP-based authentication bypass in Apache ZooKeeper



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-51504
CWE-ID CWE-290
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		ZooKeeper
Server applications / Database software

Vendor Apache Foundation

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Authentication Bypass by Spoofing

EUVDB-ID: #VU99975

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-51504

CWE-ID: CWE-290 - Authentication Bypass by Spoofing

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass IP-based authentication.

The vulnerability exists due to IPAuthenticationProvider is using the X-Forwarded-For HTTP  header when authenticated users by IP address in the Admin Server. A remote attacker can pass a trusted IP addresses via the X-Forwarded-For HTTP  header and gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ZooKeeper: 3.9.0 - 3.9.2

CPE2.3 External links

http://lists.apache.org/thread/dgvx1vr8jy69d65lrsl357lqvmb4wfw6


Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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