CVE-2011-4012
First published: Wed May 02 2012(Updated: )
Cisco IOS 12.0, 15.0, and 15.1, when a Policy Feature Card 3C (PFC3C) is used, does not create a fragment entry during processing of an ICMPv6 ACL, which has unspecified impact and remote attack vectors, aka Bug ID CSCtj90091.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco IOS | =15.1 | |
| Cisco IOS | =15.0 | |
| Cisco IOS | =12.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2011-4012?
The severity of CVE-2011-4012 has not been explicitly stated, but it allows for unspecified impact with remote attack vectors.
How do I fix CVE-2011-4012?
To mitigate CVE-2011-4012, it's recommended to update the Cisco IOS to a version that addresses this vulnerability.
Which Cisco IOS versions are affected by CVE-2011-4012?
CVE-2011-4012 affects Cisco IOS versions 12.0, 15.0, and 15.1 when using a Policy Feature Card 3C.
What type of attack does CVE-2011-4012 allow?
CVE-2011-4012 allows for unspecified remote attacks due to the lack of fragment entry during ICMPv6 ACL processing.
Is there an official source for CVE-2011-4012 details?
Yes, details about CVE-2011-4012 can be found in Cisco's release notes and security advisories.
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