CVE-2017-5659 Denial of service in Apache Traffic Server

High 7.5 Published Updated

Attackers can cause a denial of service by triggering a coredump via mismatched content length and chunked encoding headers.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2017-5659?

CVE-2017-5659 is a high-severity denial of service vulnerability in Apache Traffic Server, published on 17 Apr 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Apache Traffic Server before 6.2.1 generates a coredump when there is a mismatch between content length and chunked encoding.

Weakness: CWE-20

Which versions are affected by CVE-2017-5659?

It affects 1 product.

Products include Apache Traffic Server.

How do I fix CVE-2017-5659?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2017-5659 being exploited?

There is no known exploitation of CVE-2017-5659 in the wild and no public exploit code.

All Apache Traffic Server vulnerabilities

Sources

Also known as DEBIAN-CVE-2017-5659, GHSA-939c-m42f-qh77, UBUNTU-CVE-2017-5659.

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