CVE-2012-5037 Denial of service in n/a
Local users can cause a denial of service on Cisco Catalyst devices by issuing specific object-group commands, requiring an IOS upgrade.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2012-5037?
CVE-2012-5037 is a medium-severity denial of service vulnerability in Cisco Ios, published on 23 Apr 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The ACL implementation in Cisco IOS before 15.1(1)SY on Catalyst 6500 and 7600 devices allows local users to cause a denial of service (device reload) via a "no object-group" command followed by an object-group command, aka Bug ID CSCts16133.
Weakness: CWE-264
Which versions are affected by CVE-2012-5037?
It affects 3 products.
Products include Cisco Catalyst 6500, Cisco Catalyst 7600, Cisco Ios.
How do I fix CVE-2012-5037?
No fix has been published for CVE-2012-5037 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-2012-5037 being exploited?
There is no known exploitation of CVE-2012-5037 in the wild and no public exploit code.
Other vulnerabilities in Cisco Ios
Sources
Also known as GHSA-g7w7-75vv-8g8f.