CVE-2021-3814 Auth bypass in 3scale

High 7.5 Published Updated

Attackers can bypass access controls in 3scale APIdocs by using invalid tokens to trigger session authentication, leading to unauthorized information disclosure.

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-2021-3814?

CVE-2021-3814 is a high-severity authentication bypass vulnerability in 3scale, published on 25 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

It was found that 3scale's APIdocs does not validate the access token, in the case of invalid token, it uses session auth instead. This conceivably bypasses access controls and permits unauthorized information disclosure.

Weakness: CWE-862

Which versions are affected by CVE-2021-3814?

It affects 1 product.

Products include Redhat 3scale.

How do I fix CVE-2021-3814?

No fix has been published for CVE-2021-3814 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2021-3814 being exploited?

There is no known exploitation of CVE-2021-3814 in the wild and no public exploit code.

Sources

Also known as GHSA-46fh-44xx-6xgh.

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