CVE-2016-3071 Denial of service in n/a

High 7.5 Published Updated

Remote attackers can cause a denial of service by triggering a daemon restart via a specific IKEv2 transform in Libreswan.

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-2016-3071?

CVE-2016-3071 is a high-severity denial of service vulnerability in Fedoraproject Fedora, published on 18 Apr 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Libreswan 3.16 might allow remote attackers to cause a denial of service (daemon restart) via an IKEv2 aes_xcbc transform.

Weakness: CWE-310, CWE-20

Which versions are affected by CVE-2016-3071?

It affects 2 products.

Products include Fedoraproject Fedora, Libreswan Libreswan.

How do I fix CVE-2016-3071?

No fix has been published for CVE-2016-3071 yet. Limit exposure of the affected software until one is available.

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-2016-3071 being exploited?

There is no known exploitation of CVE-2016-3071 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as GHSA-m999-fwg7-3vpp.

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