What is CVE-2023-46216?

CVE-2023-46216 is a critical-severity vulnerability in Ivanti Avalanche, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-12-19.

How severe is CVE-2023-46216?

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

Buffer overflow in Ivanti Avalanche

CVE-2023-46216

An attacker sending specially crafted data packets to the Mobile Device Server can cause memory corruption which could result to a Denial of Service (DoS) or code execution.

Vulnerability class: Buffer Overflow

EPSS: 0.364 (98.3th 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

Ivanti Avalanche
Ivanti Wavelink — versions 6.4.1
Microsoft Windows

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

support@hackerone.com (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2023-46216?: CVE-2023-46216 is a critical-severity vulnerability in Ivanti Avalanche, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2023-12-19.
How severe is CVE-2023-46216?: Critical severity. CVSS v3 base score is 9.8 out of 10.