CVE-2012-4620

Description

Cisco IOS 12.2 and 15.0 through 15.2 on Cisco 10000 series routers, when a tunnel interface exists, allows remote attackers to cause a denial of service (interface queue wedge) via tunneled (1) GRE/IP, (2) IPIP, or (3) IPv6 in IPv4 packets, aka Bug ID CSCts66808.

Category

7.8
CVSS
Severity: High
CVSS 2.0 •
EPSS 0.73% Top 30%
Vendor Advisory cisco.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-c10k-tunnels vendor advisory
http://www.securitytracker.com/id?1027578 vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/78883 vdb entry
http://www.securityfocus.com/bid/55696 vdb entry

Frequently Asked Questions

What is the severity of CVE-2012-4620?
CVE-2012-4620 has been scored as a high severity vulnerability.
How to fix CVE-2012-4620?
To fix CVE-2012-4620, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-4620 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-4620 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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