CVE-2014-3295 Auth bypass in n/a

Medium 4.8 Published Updated

Remote attackers can bypass authentication and cause denial of service in Cisco NX-OS by sending malformed HSRP packets.

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-2014-3295?

CVE-2014-3295 is a medium-severity authentication bypass vulnerability in Cisco Nx-Os, published on 14 Jun 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The HSRP implementation in Cisco NX-OS 6.2(2a) and earlier allows remote attackers to bypass authentication and cause a denial of service (group-member state modification and traffic blackholing) via malformed HSRP packets, aka Bug ID CSCup11309.

Weakness: CWE-287

Which versions are affected by CVE-2014-3295?

It affects 1 product.

Products include Cisco Nx-Os.

How do I fix CVE-2014-3295?

No fix has been published for CVE-2014-3295 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2014-3295 being exploited?

There is no known exploitation of CVE-2014-3295 in the wild and no public exploit code.

All Cisco Nx-Os vulnerabilities

Sources

Also known as GHSA-6qgq-2pg7-h3gh.

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