CVE-2016-6421

Description

Cisco IOS XR 5.2.2 allows remote attackers to cause a denial of service (process restart) via a crafted OSPF Link State Advertisement (LSA) update, aka Bug ID CSCvb05643.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.55%
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-20160928-ospf vendor advisory
http://www.securityfocus.com/bid/93212 vdb entry
http://www.securitytracker.com/id/1036909 vdb entry

Frequently Asked Questions

What is the severity of CVE-2016-6421?
CVE-2016-6421 has been scored as a medium severity vulnerability.
How to fix CVE-2016-6421?
To fix CVE-2016-6421, 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-2016-6421 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-6421 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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