CVE-2012-4097

Description

The BGP implementation in Cisco NX-OS does not properly filter segment types in AS paths, which allows remote attackers to cause a denial of service (BGP service reset) via a malformed UPDATE message, aka Bug ID CSCtn13043.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.44%
Vendor Advisory cisco.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4097 vendor advisory
http://osvdb.org/98128 vdb entry

Frequently Asked Questions

What is the severity of CVE-2012-4097?
CVE-2012-4097 has been scored as a medium severity vulnerability.
How to fix CVE-2012-4097?
To fix CVE-2012-4097, 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-2012-4097 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-4097 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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