CVE-2020-8758

31
FAUCET Score

CVE-2020-8758 is a critical vulnerability affecting Intel Active Management Technology (AMT) and Intel Standard Manageability (ISM) firmware versions prior to 11.8.79, 11.12.79, 11.22.79, 12.0.68, and 14.0.39. This flaw, stemming from improper buffer restrictions in the network subsystem, allows an unauthenticated attacker to achieve escalation of privilege via network access on provisioned systems. It carries a CVSS score of 9.8 (CRITICAL), indicating a severe risk with low attack complexity and high impact on confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, suggesting awareness within the security community.

Impacted Technologies

VendorProductVersion(s)CPE
>= 11.8, < 11.8.79CPE matchmatch criteria
cpe:2.3:a:intel:standard_manageability:*:*:*:*:*:*:*:*
>= 11.12, < 11.12.79CPE matchmatch criteria
cpe:2.3:a:intel:standard_manageability:*:*:*:*:*:*:*:*
>= 11.22, < 11.22.79CPE matchmatch criteria
cpe:2.3:a:intel:standard_manageability:*:*:*:*:*:*:*:*
>= 12.0, < 12.0.68CPE matchmatch criteria
cpe:2.3:a:intel:standard_manageability:*:*:*:*:*:*:*:*
>= 14.0, < 14.0.39CPE matchmatch criteria
cpe:2.3:a:intel:standard_manageability:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.69%
Probability of exploitation in next 30 days
EPSS Percentile
74.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0169 is in the 62nd percentile among its peer group of 36,835 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.