CVE-2017-6384 Denial of service in n/a

High 7.5 Published Updated

A remote unauthenticated attacker can cause a denial of service via a memory leak in Atheme IRC services.

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

What is CVE-2017-6384?

CVE-2017-6384 is a high-severity denial of service vulnerability in n/a, published on 2 Mar 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Memory leak in the login_user function in saslserv/main.c in saslserv/main.so in Atheme 7.2.7 allows a remote unauthenticated attacker to consume memory and cause a denial of service. This is fixed in 7.2.8.

Weakness: CWE-772

Which versions are affected by CVE-2017-6384?

It affects 1 product.

Linux distribution packages (1)
atheme openSUSE:TumbleweedAll versions7.2.11-1.6

Products include Atheme Atheme.

How do I fix CVE-2017-6384?

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-2017-6384 being exploited?

There is no known exploitation of CVE-2017-6384 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2017-6384, GHSA-qc7h-hr54-rxwh, openSUSE-SU-2024:10637-1.

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