CVE-2021-1313: Cisco IOS XR Software Enf Broker Denial of Service Vulnerability

Published Feb 4, 2021
·
Updated

Multiple vulnerabilities in the ingress packet processing function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Affected Software

2 affected components
Cisco IOS XR>=5.0.0<5.2.6
Cisco IOS XR>=5.3.0<5.3.4

Event History

Feb 4, 2021
CVE Published
via MITRE·04:56 PM
Data Sourced
via MITRE·04:56 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the vulnerability ID for these multiple vulnerabilities in Cisco IOS XR Software?

The vulnerability ID for these multiple vulnerabilities in Cisco IOS XR Software is CVE-2021-1313.

2

What is the severity level of CVE-2021-1313?

The severity level of CVE-2021-1313 is high with a CVSS score of 7.5.

3

What is the impact of these vulnerabilities?

These vulnerabilities could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on the affected device.

4

Which versions of Cisco IOS XR Software are affected by these vulnerabilities?

Versions 5.0.0 to 5.2.6 and versions 5.3.0 to 5.3.4 of Cisco IOS XR Software are affected by these vulnerabilities.

5

How can I mitigate the vulnerabilities in Cisco IOS XR Software?

To mitigate these vulnerabilities, it is recommended to update to a fixed version of Cisco IOS XR Software as mentioned in the Cisco Security Advisory.

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