CVE-2024-20317 | Cisco IOS XR Software - Network Convergence System Operational Intel

Executive Risk Summary

"A vulnerability in Cisco IOS XR Software for various Cisco Network Convergence System (NCS) platforms could allow an unauthenticated, adjacent attacker to cause critical priority packets to be dropped, resulting in a denial of service (DoS) condition. Cisco has released software updates that address this vulnerability."

Operational Audit Arsenal

Target Type Firmware Image

Target Asset Cisco IOS XR Software

Standard Path Global Firmware

Manual Verification Required

This is a non-Windows asset (Cisco). Use the target asset details and official path provided above to verify your current version against the official vendor advisories listed below.

Patch Impact Forecast

Reboot Required Likely

Network disruption possible during update

Internal Work Notes

CVE-2024-20317: Cisco IOS XR Software vulnerability allowing DoS condition, patching required

Technical Intelligence & Operational Utilities • Delivered Weekly

Intelligence Sources

Official Advisoryhttps://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-l2services-2mvHdNuC

Related Cisco Threats

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Secure Firewall Management Center (FMC) Software

CVE-2026-20127 CVSS 10

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Cisco IOS XE - Wireless LAN Controllers

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.