Missing authentication in BIG-IQ HA ElasticSearch



Published: 2021-03-11
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-22997
CWE ID CWE-306
Exploitation vector Network
Public exploit N/A
Vulnerable software
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BIG-IQ Centralized Management
Server applications / Remote management servers, RDP, SSH

Vendor F5 Networks, Inc.

Security Advisory

This security advisory describes one medium risk vulnerability.

1) Missing authentication for critical function

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2021-22997

CWE-ID: CWE-306 - Missing Authentication for Critical Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to the BIG-IQ HA ElasticSearch service does not implement any form of authentication for the clustering transport services, and all data used by ElasticSearch for transport is unencrypted. A remote non-authenticated attacker can gain access to sensitive information or modify it.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IQ Centralized Management: 6.0.0, 6.0.1, 7.0.0, 7.0.0.2, 7.1.0, 7.1.0.3

CPE External links

https://support.f5.com/csp/article/K34074377

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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