CVE-2012-2472 Denial of service in n/a
Remote attackers can cause denial of service via CPU consumption on Cisco ASA devices if SIP inspection is enabled.
- 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-2012-2472?
CVE-2012-2472 is a high-severity denial of service vulnerability in Cisco 5500 Series Adaptive Security Appliance, published on 6 Aug 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.2 and 8.4, when SIP inspection is enabled, create many identical pre-allocated secondary pinholes, which might allow remote attackers to cause a denial of service (CPU consumption) via crafted SIP traffic, aka Bug ID CSCtz63143.
Weakness: CWE-399
Which versions are affected by CVE-2012-2472?
It affects 2 products.
Products include Cisco 5500 Series Adaptive Security Appliance, Cisco Adaptive Security Appliance Software.
How do I fix CVE-2012-2472?
No fix has been published for CVE-2012-2472 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-2012-2472 being exploited?
There is no known exploitation of CVE-2012-2472 in the wild and no public exploit code.
Other vulnerabilities in Cisco 5500 Series Adaptive Security Appliance
- CVE-2012-0358 Memory corruption in n/a
- CVE-2012-4661 Memory corruption in n/a
- CVE-2010-4675 Auth bypass in n/a
- CVE-2010-4680 Security feature bypass in n/a
- CVE-2011-3298 Auth bypass in n/a
All Cisco 5500 Series Adaptive Security Appliance vulnerabilities
Sources
Also known as GHSA-3cj3-h5j9-4fj9.