CVE-2015-0586 Denial of service in n/a

High 7.8 Published Updated

Remote attackers can cause a denial of service on Cisco IOS routers by sending crafted IPv4 packets to the NBAR process.

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-2015-0586?

CVE-2015-0586 is a high-severity denial of service vulnerability in Cisco Ios, published on 28 Jan 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Network-Based Application Recognition (NBAR) protocol implementation in Cisco IOS 15.3(100)M and earlier on Cisco 2900 Integrated Services Router (aka Cisco Internet Router) devices allows remote attackers to cause a denial of service (NBAR process hang) via IPv4 packets, aka Bug ID CSCuo73682.

Weakness: CWE-399

Which versions are affected by CVE-2015-0586?

It affects 1 product.

Products include Cisco Ios.

How do I fix CVE-2015-0586?

No fix has been published for CVE-2015-0586 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-2015-0586 being exploited?

There is no known exploitation of CVE-2015-0586 in the wild and no public exploit code.

All Cisco Ios vulnerabilities

Sources

Also known as GHSA-7jcf-g7w4-7c7p.

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