Incorrect provision of specified functionality in Cisco IOS XR - CVE-2024-20317
Published: September 12, 2024
Vulnerability identifier: #VU97203
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2024-20317
CWE-ID: CWE-684
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
A remote attacker can perform a denial of service (DoS) attack.
The vulnerability exists due to improper validation of specific Ethernet frames by Cisco IOS XR Software for various Cisco Network Convergence System (NCS) platforms. A remote attacker can send specially crafted packets through the device and perform a denial of service attack.
Affected software
Cisco IOS XR
How to mitigate CVE-2024-20317
Install update from vendor's website.
Cisco IOS XR - addressed in versions 7.10.2, 7.11.1, 24.1.1