CVE-2018-3616

Bleichenbacher-style side channel vulnerability in TLS implementation in Intel Active Management...

5.9 Medium

Bleichenbacher-style side channel vulnerability in TLS implementation in Intel Active Management Technology before 12.0.5 may allow an unauthenticated user to potentially obtain the TLS session key via the network.

Attack profile

How easy it is to exploit

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

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

2.39%Up 0.9 points since Apr 14, 2021

What each source reports

NVD Score used 5.9

Record: CVE-2018-3616
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 4.3 MediumAV:N/AC:M/Au:N/C:P/I:N/A:N
Updated: 2026-11-02

CVE List No score

Record: CVE-2018-3616
Updated: 2026-11-02

EUVDEUVD-2018-15470 No score

Record: EUVD-2018-15470
Updated: 2026-11-03

GitHub AdvisoriesGHSA-7gp5-m68f-f3xp 5.9

Bleichenbacher-style side channel vulnerability in TLS implementation in Intel Active Management...

Record: GHSA-7gp5-m68f-f3xp
CVSS 3.1: 5.9 MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

Affected products

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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-2018-3616 is a medium vulnerability (CVSS 5.9) in Intel Active Management Technology Firmware, published September 12, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.39%, the 84th percentile. No source names a fixed version.