CVE-2015-6359 Denial of service in n/a

Medium 6.1 Published Updated

Remote attackers can cause a denial of service on Cisco IOS ASR devices by flooding crafted Neighbor Discovery messages, leading to memory consumption or crashes.

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-2015-6359?

CVE-2015-6359 is a medium-severity denial of service vulnerability in Cisco Ios, published on 15 Dec 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Neighbor Discovery (ND) protocol implementation in the IPv6 stack in Cisco IOS 15.3(3)S0.1 on ASR devices mishandles internal tables, which allows remote attackers to cause a denial of service (memory consumption or device crash) via a flood of crafted ND messages, aka Bug ID CSCup28217.

Weakness: CWE-119

Which versions are affected by CVE-2015-6359?

It affects 1 product.

Products include Cisco Ios.

How do I fix CVE-2015-6359?

No fix has been published for CVE-2015-6359 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-2015-6359 being exploited?

There is no known exploitation of CVE-2015-6359 in the wild and no public exploit code.

All Cisco Ios vulnerabilities

Sources

Also known as GHSA-pm63-3g3f-98wc.

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