CVE-2011-3299 Denial of service in n/a

High 7.8 Published Updated

Remote attackers can cause a denial of service via crafted SunRPC traffic, requiring administrators to upgrade Cisco ASA and FWSM software.

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-2011-3299?

CVE-2011-3299 is a high-severity denial of service vulnerability in Cisco 5500 Series Adaptive Security Appliance, published on 6 Oct 2011. 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, and the ASA Services module in Cisco Catalyst 6500 series devices, with software 7.0 before 7.0(8.13), 7.1 and 7.2 before 7.2(5.4), 8.0 before 8.0(5.25), 8.1 and 8.2 before 8.2(5.11), 8.3 before 8.3(2.23), 8.4 before 8.4(2.6), and 8.5 before 8.5(1.1) and Cisco Firewall Services Module (aka FWSM) 3.1 before 3.1(21), 3.2 before 3.2(22), 4.0 before 4.0(16), and 4.1 before 4.1(7) allow remote attackers to cause a denial of service (device reload) via crafted SunRPC traffic, aka Bug IDs CSCto92380 and CSCtq09972.

Weakness: CWE-399

Which versions are affected by CVE-2011-3299?

It affects 6 products.

Products include Cisco 5500 Series Adaptive Security Appliance, Cisco Adaptive Security Appliance Software, Cisco Asa 5500, Cisco Catalyst 6500, Cisco Catalyst 7600, Cisco Firewall Services Module Software.

How do I fix CVE-2011-3299?

No fix has been published for CVE-2011-3299 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-2011-3299 being exploited?

There is no known exploitation of CVE-2011-3299 in the wild and no public exploit code.

All Cisco 5500 Series Adaptive Security Appliance vulnerabilities

Sources

Also known as GHSA-25vg-956x-284m.

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