Multiple vulnerabilities in F5 BIG-IQ Centralized Management



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-5869
CVE-2020-5870
CWE-ID CWE-295
CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
 BIG-IQ Centralized Management
Server applications / Remote management servers, RDP, SSH

Vendor F5 Networks

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Certificate Validation

EUVDB-ID: #VU27304

Risk: Medium

CVSSv4.0: 6.9 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-5869

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.

The vulnerability exists due to the IG-IQ high availability (HA) synchronization is not secure by TLS. A remote attacker can perform a MitM attack and read or modify confidential data in transit.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IQ Centralized Management: 5.2.0 - 7.0.0

CPE2.3 External links

https://support.f5.com/csp/article/K28855111


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.

2) Improper Authentication

EUVDB-ID: #VU27305

Risk: Low

CVSSv4.0: 4.9 [CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2020-5870

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to the BIG-IQ high availability (HA) synchronization mechanisms do not use any form of authentication for connecting to the peer. A remote attacker on the local network can establish a connection to the BIG-IQ HA synchronization and compromise data.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IQ Centralized Management: 5.2.0 - 7.0.0

CPE2.3 External links

https://support.f5.com/csp/article/K69422435


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

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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