F5 warns its customers of tens of flaws in its products

Cybersecurity provider F5 released security patches to address tens of vulnerabilities affecting its products.

Security and application delivery solutions provider F5 released its security notification to inform customers that it has released security updates from tens of vulnerabilities in its products.

The company addressed a total of 43 vulnerabilities, the most severe one is a critical issue tracked as CVE-2022-1388 (CVSS score of 9.8). An unauthenticated attacker with network access to the BIG-IP system through the management port and/or self IP addresses can exploit the CVE-2022-1388 flaw to execute arbitrary system commands, create or delete files, or disable services.

“This vulnerability may allow an unauthenticated attacker with network access to the BIG-IP system through the management port and/or self IP addresses to execute arbitrary system commands, create or delete files, or disable services. There is no data plane exposure; this is a control plane issue only.” reads the advisory published by the vendor.”

The flaw affects the following versions:

16.1.0 – 16.1.2
15.1.0 – 15.1.5
14.1.0 – 14.1.4
13.1.0 – 13.1.4
12.1.0 – 12.1.6
11.6.1 – 11.6.5

and the vendor addressed it with the release of:

17.0.0
16.1.2.2
15.1.5.1
14.1.4.6
13.1.5

The company provided the following temporary mitigations for customers that cannot install the patched versions:

F5 also addressed a couple of other important authentication bypass issues, tracked as CVE-2022-25946 and CVE-2022-27806, in BIG-IP Guided Configuration and BIG-IP (ASM, Advanced WAF, APM). Both vulnerabilities could allow attackers to execute arbitrary JavaScript code in the context of the currently logged-in user.

Below the two bugs, both received a CVSS score of 8.7:

The vendor also addressed XSS vulnerability, tracked as CVE-2022-28707, in BIG-IP, that received a CVSS score of 8.0.

“A stored cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility (also referred to as the BIG-IP TMUI) that allows an attacker to execute JavaScript in the context of the currently logged-in user. (CVE-2022-28707) Impact An authenticated attacker with at least a guest role may exploit this vulnerability by storing malicious HTML or JavaScript code in the BIG-IP Configuration utility.” reads the advisory. “If successful, an attacker can run JavaScript in the context of the currently logged-in user. In the case of an administrative user with access to the Advanced Shell (bash), an attacker can leverage successful exploitation of this vulnerability to compromise the BIG-IP system. This is a control plane issue; there is no data plane exposure.”

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Pierluigi Paganini

(SecurityAffairs – hacking, BIG-IP)

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Pierluigi Paganini

Pierluigi Paganini is member of the ENISA (European Union Agency for Network and Information Security) Threat Landscape Stakeholder Group and Cyber G7 Group, he is also a Security Evangelist, Security Analyst and Freelance Writer. Editor-in-Chief at "Cyber Defense Magazine", Pierluigi is a cyber security expert with over 20 years experience in the field, he is Certified Ethical Hacker at EC Council in London. The passion for writing and a strong belief that security is founded on sharing and awareness led Pierluigi to find the security blog "Security Affairs" recently named a Top National Security Resource for US. Pierluigi is a member of the "The Hacker News" team and he is a writer for some major publications in the field such as Cyber War Zone, ICTTF, Infosec Island, Infosec Institute, The Hacker News Magazine and for many other Security magazines. Author of the Books "The Deep Dark Web" and “Digital Virtual Currency and Bitcoin”.