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CVE-2023-20078

Cisco IP Phone - Web-based Management Interface

Cisco CVSS 9.8 Updated March 18, 2026

Executive Risk Summary

"Multiple vulnerabilities in the web-based management interface of certain Cisco IP Phones could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition. This could lead to a loss of data integrity and availability, as well as potential lateral movement within the network."

Operational Audit Arsenal

Target Type Firmware Image
Target Asset Cisco IP Phone Firmware
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

Potential disruption to phone services during the update process

Internal Work Notes

CVE-2023-20078: Unauthenticated remote code execution and DoS vulnerabilities in Cisco IP Phone web-based management interface. Apply firmware updates as recommended by Cisco to mitigate risk.

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