CVE-2016-2217 Weak cryptography in n/a

Medium 5.3 Published Updated

Remote attackers can obtain shared secrets due to weak Diffie-Hellman parameters in Socat's OpenSSL implementation.

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

What is CVE-2016-2217?

CVE-2016-2217 is a medium-severity vulnerability in n/a, published on 30 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The OpenSSL address implementation in Socat 1.7.3.0 and 2.0.0-b8 does not use a prime number for the DH, which makes it easier for remote attackers to obtain the shared secret.

Weakness: CWE-320

Which versions are affected by CVE-2016-2217?

It affects 1 product.

Products include Dest-Unreach Socat.

How do I fix CVE-2016-2217?

Upgrade to a fixed version.

Is CVE-2016-2217 being exploited?

There is no known exploitation of CVE-2016-2217 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2016-2217, GHSA-x8h2-j222-xxr3, MGASA-2016-0053.

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