CVE-2016-1338 Denial of service in n/a

Medium 6.5 Published Updated

Remote authenticated users can cause a VoIP outage in Cisco TelePresence VCS by sending a crafted SIP message.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2016-1338?

CVE-2016-1338 is a medium-severity denial of service vulnerability in n/a, published on 12 Mar 2016. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Cisco TelePresence Video Communication Server (VCS) X8.5.1 and X8.5.2 allows remote authenticated users to cause a denial of service (VoIP outage) via a crafted SIP message, aka Bug ID CSCuu43026.

Weakness: CWE-399, CWE-20

Which versions are affected by CVE-2016-1338?

It affects 1 product.

Products include Cisco Telepresence Video Communication Server Software.

How do I fix CVE-2016-1338?

No fix has been published for CVE-2016-1338 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-2016-1338 being exploited?

There is no known exploitation of CVE-2016-1338 in the wild and no public exploit code.

Sources

Also known as GHSA-x86w-wp2q-p8p4.

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