cisco-sa-iosxr-dhcp-dos-3tgPKRdm: Cisco IOS XR Software DHCP Version 4 Server Denial of Service Vulnerability
First published: Wed Mar 13 2024(Updated: )
A vulnerability in the DHCP version 4 (DHCPv4) server feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to trigger a crash of the dhcpd process, resulting in a denial of service (DoS) condition.This vulnerability exists because certain
| 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-iosxr-dhcp-dos-3tgPKRdm?
The severity of cisco-sa-iosxr-dhcp-dos-3tgPKRdm is rated as high due to its potential to cause a denial of service.
How do I fix cisco-sa-iosxr-dhcp-dos-3tgPKRdm?
To fix cisco-sa-iosxr-dhcp-dos-3tgPKRdm, upgrade to a fixed version of Cisco IOS XR Software as recommended in the advisory.
Who is affected by cisco-sa-iosxr-dhcp-dos-3tgPKRdm?
Users of Cisco IOS XR Software with the DHCPv4 server feature enabled are affected by cisco-sa-iosxr-dhcp-dos-3tgPKRdm.
What type of attack does cisco-sa-iosxr-dhcp-dos-3tgPKRdm facilitate?
cisco-sa-iosxr-dhcp-dos-3tgPKRdm facilitates a denial of service (DoS) attack that can lead to system crashes.
Can the exploit of cisco-sa-iosxr-dhcp-dos-3tgPKRdm be performed remotely?
Yes, the exploit of cisco-sa-iosxr-dhcp-dos-3tgPKRdm can be performed by an unauthenticated, remote attacker.
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