CVE-2012-1357 Denial of service in n/a
Remote attackers can cause a denial of service on Cisco Nexus switches by sending malicious IGMP packets, requiring network administrators to apply patches.
- 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-2012-1357?
CVE-2012-1357 is a medium-severity denial of service vulnerability in Cisco Nx-Os, published on 6 Aug 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The igmp_snoop_orib_fill_source_update function in the IGMP process in NX-OS 5.0 and 5.1 on Cisco Nexus 5000 series switches allows remote attackers to cause a denial of service (device reload) via IGMP packets, aka Bug ID CSCts46521.
Weakness: CWE-119
Which versions are affected by CVE-2012-1357?
It affects 2 products.
Products include Cisco Nexus 5000, Cisco Nx-Os.
How do I fix CVE-2012-1357?
No fix has been published for CVE-2012-1357 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-2012-1357 being exploited?
There is no known exploitation of CVE-2012-1357 in the wild and no public exploit code.
Other vulnerabilities in Cisco Nx-Os
Sources
Also known as GHSA-j64f-fqx5-p6mq.