CVE-2011-4012: Critical severity cisco ios vulnerability
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.
Affected Software
Event History
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.