CVE-2020-8674: Intel Active Management Technology Firmware

Medium severity, CVSS 5.3. EPSS: 1.8% chance of exploitation in the next 30 days.

Out-of-bounds read in DHCPv6 subsystem in Intel(R) AMT and Intel(R)ISM versions before 11.8.77, 11.12.77, 11.22.77, 12.0.64 and 14.0.33 may allow an unauthenticated user to potentially enable information disclosure via network access.

Affected products

• Intel Active Management Technology Firmware: from 11.0, before 11.8.77 (fixed in 11.8.77); from 11.10, before 11.12.77 (fixed in 11.12.77); from 11.20, before 11.22.77 (fixed in 11.22.77); from 12.0, before 12.0.64 (fixed in 12.0.64); from 14.0, before 14.0.33 (fixed in 14.0.33)
• Intel Service Manager: from 11.0, before 11.8.77 (fixed in 11.8.77); from 11.10, before 11.12.77 (fixed in 11.12.77); from 11.20, before 11.22.77 (fixed in 11.22.77); from 12.0, before 12.0.64 (fixed in 12.0.64); from 14.0, before 14.0.33 (fixed in 14.0.33)

Published 2020-06-15. Last modified 2026-06-17.