Improper Authentication in F5 BIG-IP Edge Client for Windows



Published: 2020-02-06
Risk Low
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2020-5855
CWE-ID CWE-287
Exploitation vector Local
Public exploit N/A
Vulnerable software
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BIG-IP APM
Hardware solutions / Security hardware applicances

APM Clients
Hardware solutions / Security hardware applicances

Vendor F5 Networks

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper Authentication

EUVDB-ID: #VU25003

Risk: Low

CVSSv3.1: 4 [CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:U/RC:C]

CVE-ID: CVE-2020-5855

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a local attacker to bypass authentication process.

The vulnerability exists due to an error when the Windows Logon Integration feature is configured for BIG-IP Edge Client. An attacker with physical access to an authorized user's machine can bypass authentication to gain unauthorized access to internal resources or compromise the availability of the resources.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

BIG-IP APM: 11.5.2 - 15.1.0

APM Clients: 7.1.5 - 7.1.8

External links

http://support.f5.com/csp/article/K55102004


Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully 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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