CVE-2010-4687 Denial of service in n/a

Medium 5.0 Published Updated

Remote attackers can cause a denial of service by simultaneously ending two calls on a shared line in Cisco IOS.

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-2010-4687?

CVE-2010-4687 is a medium-severity denial of service vulnerability in Cisco Ios, published on 7 Jan 2011. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

STCAPP (aka the SCCP telephony control application) on Cisco IOS before 15.0(1)XA1 does not properly handle multiple calls to a shared line, which allows remote attackers to cause a denial of service (port hang) by simultaneously ending two calls that were controlled by CallManager Express (CME), aka Bug ID CSCtd42552.

Weakness: CWE-20

Which versions are affected by CVE-2010-4687?

It affects 1 product.

Products include Cisco Ios.

How do I fix CVE-2010-4687?

No fix has been published for CVE-2010-4687 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-2010-4687 being exploited?

There is no known exploitation of CVE-2010-4687 in the wild and no public exploit code.

All Cisco Ios vulnerabilities

Sources

Also known as GHSA-qf3c-3pg9-pjfc.

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