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Weekly Signal
Live intelligence Updated 19 Aug 2026 · 20:27 UTC

Hpe, Intel, Siemens · Proliant Ml10 Gen9 Server Firmware, Active Management Technology (AMT), Small Business Technology (SBT), and Standard Manageability, Active Management Technology Firmware +34 more

CVE-2017-5689

Intel Active Management Technology (AMT), Small Business Technology (SBT), and Standard Manageability Privilege Escalation Vulnerability

Recommended action

Validate affected assets and exposure now, then remediate on an accelerated schedule. Apply updates per vendor instructions.

View response plan
CVSS9.8
EPSS92.2%
KEVYes
ExploitationConfirmed exploitation
PatchPatch or guidance available ↓

Assessment

Why it matters

CISA lists this vulnerability as known to be exploited; exploitation is confirmed; EPSS is 92.2%; technical severity is CVSS 9.8.

An unprivileged network attacker could gain system privileges to provisioned Intel manageability SKUs: Intel Active Management Technology (AMT) and Intel Standard Manageability (ISM). An unprivileged local attacker could provision manageability features gaining unprivileged network or local system privileges on Intel manageability SKUs: Intel Active Management Technology (AMT), Intel Standard Manageability (ISM), and Intel Small Business Technology (SBT).

Who should care

  • Teams operating Proliant Ml10 Gen9 Server Firmware, Active Management Technology (AMT), Small Business Technology (SBT), and Standard Manageability, Active Management Technology Firmware +34 more
  • Vulnerability and exposure management teams
  • Security operations teams monitoring exploitation activity

Response plan

What I would do

  1. Confirm whether Proliant Ml10 Gen9 Server Firmware, Active Management Technology (AMT), Small Business Technology (SBT), and Standard Manageability, Active Management Technology Firmware +34 more is present in the environment.
  2. Identify affected versions and establish whether vulnerable services are exposed or reachable.
  3. Apply updates per vendor instructions.
  4. Review relevant security telemetry for evidence of attempted or successful exploitation.
  5. Document the remediation decision and track it to verified completion.

Vendor remediation

Patch and remediation links

Use the vendor source below to confirm the correct fixed version, package or mitigation for your affected product.

Technical details

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-269
Affected versions
Hpe Proliant Ml10 Gen9 Server Firmware (Version: 5.0); Intel Active Management Technology (AMT), Small Business Technology (SBT), and Standard Manageability; Intel Active Management Technology Firmware (Version: 11.6); Siemens Simatic Field Pg M3 Firmware (End Excluding: 6.2.61.3535); Siemens Simatic Field Pg M4 Firmware (End Excluding: 18.01.06); Siemens Simatic Field Pg M5 Firmware (End Excluding: 22.01.03); Siemens Simatic Ipc427d Firmware (Version: -); Siemens Simatic Ipc427e Firmware (End Excluding: 21.01.05)
Published
2 May 2017
Attack vector
Network
Privileges required
None
User interaction
None

Signal timeline

  1. CVE published
  2. Added to CISA KEV
  3. Latest EPSS score: 92.2%
  4. Signal calculated at 84

External references

Live public intelligence This assessment combines public-source evidence. Validate the affected product, version and exposure against your own environment before making a risk decision.