CVE-2020-0595

Use after free in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12...

9.8 Critical

Use after free in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12.77, 11.22.77 and 12.0.64 may allow an unauthenticated user to potentially enable escalation of privilege via network access.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

3.44%Up 2.0 points since Apr 14, 2021

What each source reports

NVD Score used 9.8

Record: CVE-2020-0595
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0: 7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness: CWE-416
Updated: 2026-11-02

CVE List No score

Record: CVE-2020-0595
Updated: 2026-11-02

EUVDEUVD-2020-2093 No score

Record: EUVD-2020-2093
Updated: 2026-11-03

GitHub AdvisoriesGHSA-v437-qvcx-v7cm No score

Use after free in IPv6 subsystem in Intel(R) AMT and Intel(R) ISM versions before 11.8.77, 11.12...

Record: GHSA-v437-qvcx-v7cm
Weakness: CWE-416
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2020-0595 is a critical vulnerability (CVSS 9.8) in Intel Active Management Technology Firmware, published June 15, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.44%, the 89th percentile. No source names a fixed version.