CVE-2008-1156 Denial of service in n/a
Remote attackers can cause denial of service on Cisco IOS core routers by sending crafted multicast messages, requiring MVPN configuration.
- 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-2008-1156?
CVE-2008-1156 is a medium-severity denial of service vulnerability in Cisco Ios, published on 27 Mar 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Unspecified vulnerability in the Multicast Virtual Private Network (MVPN) implementation in Cisco IOS 12.0, 12.2, 12.3, and 12.4 allows remote attackers to create "extra multicast states on the core routers" via a crafted Multicast Distribution Tree (MDT) Data Join message.
Which versions are affected by CVE-2008-1156?
It affects 2 products.
Products include Cisco Cisco Ios, Cisco Ios.
How do I fix CVE-2008-1156?
No fix has been published for CVE-2008-1156 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-2008-1156 being exploited?
There is no known exploitation of CVE-2008-1156 in the wild and no public exploit code.
Other vulnerabilities in Cisco Ios
Sources
Also known as GHSA-4c4p-4x55-3pgj.