CVE-2019-6687 Weak cryptography in BIG-IP ASM

High 7.4 Published Updated

F5 BIG-IP ASM fails to properly authenticate remote X.509 certificates, allowing attackers to bypass security controls.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2019-6687?

CVE-2019-6687 is a high-severity vulnerability in F5 Big-Ip Application Security Manager, published on 23 Dec 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

On versions 15.0.0-15.0.1.1, the BIG-IP ASM Cloud Security Services profile uses a built-in verification mechanism that fails to properly authenticate the X.509 certificate of remote endpoints.

Weakness: CWE-295

Which versions are affected by CVE-2019-6687?

It affects 1 product.

Products include F5 Big-Ip Application Security Manager.

How do I fix CVE-2019-6687?

No fix has been published for CVE-2019-6687 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-6687 being exploited?

There is no known exploitation of CVE-2019-6687 in the wild and no public exploit code.

All F5 Big-Ip Application Security Manager vulnerabilities

Sources

Also known as GHSA-33c8-c6vf-6wgg.

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