cisco-sa-ios-xr-cfm-3pWN8MKt: Cisco IOS XR Software Connectivity Fault Management Denial of Service Vulnerability
First published: Wed Sep 13 2023(Updated: )
A vulnerability in the Connectivity Fault Management (CFM) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.This vulnerability is due to incorrect processing of invalid continuity check
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco IOS XRv 9000 |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-ios-xr-cfm-3pWN8MKt?
The cisco-sa-ios-xr-cfm-3pWN8MKt vulnerability has a severity rating that indicates a significant risk of denial of service (DoS) for affected Cisco IOS XR devices.
How do I fix cisco-sa-ios-xr-cfm-3pWN8MKt?
To mitigate the cisco-sa-ios-xr-cfm-3pWN8MKt vulnerability, it is recommended to upgrade to the latest version of Cisco IOS XR Software provided by Cisco.
What causes the cisco-sa-ios-xr-cfm-3pWN8MKt vulnerability?
The cisco-sa-ios-xr-cfm-3pWN8MKt vulnerability is caused by incorrect processing of invalid continuity check messages in the Connectivity Fault Management feature.
Who is affected by cisco-sa-ios-xr-cfm-3pWN8MKt?
Devices running vulnerable versions of Cisco IOS XR software with the Connectivity Fault Management feature enabled are affected by the cisco-sa-ios-xr-cfm-3pWN8MKt vulnerability.
Can cisco-sa-ios-xr-cfm-3pWN8MKt be exploited remotely?
Yes, the cisco-sa-ios-xr-cfm-3pWN8MKt vulnerability can be exploited by an unauthenticated remote attacker to cause a denial of service condition.
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- canonical/cisco ios xrv 9000