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CVE-2018-16158Power Xpert Meter 4000 Firmware Hardcoded Credentials

Eaton Power Xpert Meter 4000, 6000, and 8000 devices before 13.4.0.10 have a single SSH private key across different customers' installations and do not properly restrict access to this key, which makes it easier for remote attackers to perform SSH logins (to uid 0) via the…

Published Aug 30, 2018 · Updated Nov 21, 2024

Key Facts

Patch in the next maintenance window
  • CVE-2018-16158 is a critical-severity vulnerability (CVSS 9.8 v3) affecting Power Xpert Meter 4000 Firmware (Eaton), Power Xpert Meter 6000 Firmware (Eaton), Power Xpert Meter 8000 Firmware (Eaton).
  • It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
  • EPSS estimates a 35% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Power Xpert Meter 4000 Firmware 13.4.0.10, Power Xpert Meter 6000 Firmware 13.4.0.10, Power Xpert Meter 8000 Firmware 13.4.0.10.
  • Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.

Scores

CVSS v3

9.8

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

35%

Higher than 98.4% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

39/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Not listed

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

1

Proof-of-concept links

In-the-wild evidence

1

Reports of active use

Description

Eaton Power Xpert Meter 4000, 6000, and 8000 devices before 13.4.0.10 have a single SSH private key across different customers' installations and do not properly restrict access to this key, which makes it easier for remote attackers to perform SSH logins (to uid 0) via the PubkeyAuthentication option.

Affected Products

3 affected entries in total
ProductAffected versionsFixed in
Power Xpert Meter 4000 FirmwareEatonSee advisory13.4.0.10
Power Xpert Meter 6000 FirmwareEatonSee advisory13.4.0.10
Power Xpert Meter 8000 FirmwareEatonSee advisory13.4.0.10

Patched Releases

Power Xpert Meter 4000 Firmware

13.4.0.10

Power Xpert Meter 6000 Firmware

13.4.0.10

Power Xpert Meter 8000 Firmware

13.4.0.10

Timeline

  1. Publicly disclosed

    Aug 30, 2018

  2. Last updated

    Nov 21, 2024

Weakness Type

  • CWE-798 Use of Hard-coded Credentials

FAQ

Common Questions.

Is CVE-2018-16158 On Your Attack Surface?

Brandefense matches it against the products discovered on your perimeter and opens a finding the day a CVE like this is listed.

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

To report an error, contact Brandefense.