CVE-2013-3436 Security feature bypass in n/a

Medium 5.0 Published Updated

Remote attackers can bypass GET VPN encryption policies on Cisco IOS devices by exploiting improper GDOI traffic flow handling on UDP port 848.

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-2013-3436?

CVE-2013-3436 is a medium-severity vulnerability in Cisco Ios, published on 18 Jul 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The default configuration of the Group Encrypted Transport VPN (GET VPN) feature on Cisco IOS uses an improper mechanism for enabling Group Domain of Interpretation (GDOI) traffic flow, which allows remote attackers to bypass the encryption policy via certain uses of UDP port 848, aka Bug ID CSCui07698.

Weakness: CWE-264

Which versions are affected by CVE-2013-3436?

It affects 1 product.

Products include Cisco Ios.

How do I fix CVE-2013-3436?

No fix has been published for CVE-2013-3436 yet. Limit exposure of the affected software until one is available.

Is CVE-2013-3436 being exploited?

There is no known exploitation of CVE-2013-3436 in the wild and no public exploit code.

All Cisco Ios vulnerabilities

Sources

Also known as GHSA-6c9w-3vp8-m2hh.

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