What is CVE-2023-20079?

CVE-2023-20079 is a critical-severity vulnerability in Cisco Ip Phones With Multiplatform Firmware, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2023-03-03.

How severe is CVE-2023-20079?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Cisco Ip Phones With Multiplatform Firmware

CVE-2023-20079

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. For more information about th…

Vulnerability class: Buffer Overflow

EPSS: 0.042 (89.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Cisco Ip Phones With Multiplatform Firmware — versions n/a

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

20230302 Cisco IP Phone 6800, 7800, 7900, and 8800 Series Web UI Vulnerabilities (vendor-advisory)

Frequently asked questions

What is CVE-2023-20079?: CVE-2023-20079 is a critical-severity vulnerability in Cisco Ip Phones With Multiplatform Firmware, classified under Stack-based Buffer Overflow. CVSS score: 9.8/10. Published 2023-03-03.
How severe is CVE-2023-20079?: Critical severity. CVSS v3 base score is 9.8 out of 10.