CVE-2013-5549

Description

Cisco IOS XR 3.8.1 through 4.2.0 does not properly process fragmented packets within the RP-A, RP-B, PRP, and DRP-B route-processor components, which allows remote attackers to cause a denial of service (transmission outage) via (1) IPv4 or (2) IPv6 traffic, aka Bug ID CSCuh30380.

7.1

CVSS

Severity: High

CVSS 2.0 •

EPSS 0.40%

Vendor Advisory cisco.com

Affected: n/a n/a

References

Link	Tags
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131023-iosxr	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-5549?: CVE-2013-5549 has been scored as a high severity vulnerability.
How to fix CVE-2013-5549?: To fix CVE-2013-5549, 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-2013-5549 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2013-5549 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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