CVE-2013-1213 Denial of service in n/a
Remote attackers can cause denial of service on Cisco Nexus 1000V by flooding UDP packets, triggering false VEM unavailability reports.
- 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-2013-1213?
CVE-2013-1213 is a medium-severity denial of service vulnerability in Cisco Nx-Os, published on 29 May 2013. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Cisco NX-OS on the Nexus 1000V does not assign the proper priority to heartbeat messages from a Virtual Ethernet Module (VEM) to a Virtual Supervisor Module (VSM), which allows remote attackers to cause a denial of service (false VEM unavailability report) via a flood of UDP packets, aka Bug ID CSCud14840.
Weakness: CWE-399
Which versions are affected by CVE-2013-1213?
It affects 2 products.
Products include Cisco Nexus 1000v, Cisco Nx-Os.
How do I fix CVE-2013-1213?
No fix has been published for CVE-2013-1213 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-2013-1213 being exploited?
There is no known exploitation of CVE-2013-1213 in the wild and no public exploit code.
Other vulnerabilities in Cisco Nx-Os
Sources
Also known as GHSA-fwr7-4g5r-h48g.