CVE-2012-0378
First published: Thu May 03 2012(Updated: )
Cisco Adaptive Security Appliances (ASA) 5500 series devices with software 8.0 through 8.4 allow remote attackers to cause a denial of service (connection limit exceeded) by triggering a large number of stale connections that result in an incorrect value for an MPF connection count, aka Bug ID CSCtv19854.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Adaptive Security Appliance Software | =8.0 | |
| Cisco Adaptive Security Appliance Software | =8.0\(2\) | |
| Cisco Adaptive Security Appliance Software | =8.0\(3\) | |
| Cisco Adaptive Security Appliance Software | =8.0\(4\) | |
| Cisco Adaptive Security Appliance Software | =8.0\(5\) | |
| Cisco Adaptive Security Appliance Software | =8.0.2 | |
| Cisco Adaptive Security Appliance Software | =8.0.3 | |
| Cisco Adaptive Security Appliance Software | =8.0.4 | |
| Cisco Adaptive Security Appliance Software | =8.0.5 | |
| Cisco Adaptive Security Appliance Software | =8.1 | |
| Cisco Adaptive Security Appliance Software | =8.2\(1\) | |
| Cisco Adaptive Security Appliance Software | =8.2\(2\) | |
| Cisco Adaptive Security Appliance Software | =8.2\(3\) | |
| Cisco Adaptive Security Appliance Software | =8.2\(3.9\) | |
| Cisco Adaptive Security Appliance Software | =8.2\(4\) | |
| Cisco Adaptive Security Appliance Software | =8.2\(4.1\) | |
| Cisco Adaptive Security Appliance Software | =8.2\(4.4\) | |
| Cisco Adaptive Security Appliance Software | =8.2\(5\) | |
| Cisco Adaptive Security Appliance Software | =8.2.1 | |
| Cisco Adaptive Security Appliance Software | =8.2.2 | |
| Cisco Adaptive Security Appliance Software | =8.2.2-interim | |
| Cisco Adaptive Security Appliance Software | =8.2.3 | |
| Cisco Adaptive Security Appliance Software | =8.3\(1\) | |
| Cisco Adaptive Security Appliance Software | =8.3\(2\) | |
| Cisco Adaptive Security Appliance Software | =8.3.1 | |
| Cisco Adaptive Security Appliance Software | =8.3.1-interim | |
| Cisco Adaptive Security Appliance Software | =8.3.2 | |
| Cisco Adaptive Security Appliance Software | =8.4 | |
| Cisco Adaptive Security Appliance Software | =8.4\(1\) | |
| Cisco Adaptive Security Appliance Software | =8.4\(1.11\) | |
| Cisco Adaptive Security Appliance Software | =8.4\(2\) | |
| Cisco Adaptive Security Appliance Software | =8.4\(2.11\) | |
| Cisco Adaptive Security Appliance 5500 |
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Frequently Asked Questions
What is the severity of CVE-2012-0378?
CVE-2012-0378 has a high severity rating due to its potential to cause a denial of service on affected Cisco ASA devices.
How do I fix CVE-2012-0378?
To resolve CVE-2012-0378, update your Cisco Adaptive Security Appliance software to a version that is not affected, preferably version 8.5 or later.
Which Cisco ASA versions are affected by CVE-2012-0378?
CVE-2012-0378 affects Cisco ASA software versions 8.0 through 8.4.
What type of attack does CVE-2012-0378 enable?
CVE-2012-0378 allows remote attackers to exploit the vulnerability to create a denial of service by exceeding connection limits with stale connections.
Is there a workaround for CVE-2012-0378 while waiting for a patch?
While a patch is the best solution, temporarily limiting connection counts or monitoring for unusual traffic patterns may mitigate the impact of CVE-2012-0378.
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- version/cisco adaptive security appliance software/8.2\(4\)
- version/cisco adaptive security appliance software/8.2\(4.1\)
- version/cisco adaptive security appliance software/8.2\(4.4\)
- version/cisco adaptive security appliance software/8.2\(5\)
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- canonical/cisco adaptive security appliance 5500