CVE-2018-16398 Security feature bypass in n/a

High 7.5 Published Updated

Attackers can bypass Docker command restrictions in Twistlock AuthZ Broker by exploiting regex mishandling to execute prohibited container operations.

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-2018-16398?

CVE-2018-16398 is a high-severity vulnerability in n/a, published on 3 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Twistlock AuthZ Broker 0.1, regular expressions are mishandled, as demonstrated by containers/aa/pause?aaa=\/start to bypass a policy in which "docker start" is allowed but "docker pause" is not allowed.

Which versions are affected by CVE-2018-16398?

It affects 1 product.

Products include Twistlock Authz Broker.

How do I fix CVE-2018-16398?

No fix has been published for CVE-2018-16398 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-16398 being exploited?

There is no known exploitation of CVE-2018-16398 in the wild and no public exploit code.

Sources

Also known as GHSA-c7rw-xpw8-w7w7.

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