CVE-2021-35531

Privileged command execution via configuration field injection

Published Jun 7, 2022 · Updated Sep 16, 2024

OS command injection in Hitachi Energy TXpert Hub CoreTec 4 2.0.0 through 2.2.1 allows local users to execute system commands. A configuration-setting field passes injected command input to the operating system without adequate validation. Reaching the field requires node access and authentication as an ADMIN or ENGINEER; executed commands can take control of or stop the node.

CVSS severity6.0
Medium
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

OS command injection in Hitachi Energy TXpert Hub CoreTec 4 2.0.0 through 2.2.1 allows local users to execute system commands. A configuration-setting field passes injected command input to the operating system without adequate validation. Reaching the field requires node access and authentication as an ADMIN or ENGINEER; executed commands can take control of or stop the node.

The record

CVE
CVE-2021-35531
Published
Jun 7, 2022
Updated
Sep 16, 2024
Vendor
Hitachi Energy
Product
TXpert Hub CoreTec 4
Classifications
CWE-78, CWE-20, T1059
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Jun 7, 2022CVE publishedPublication date reported by the CVE source.
  2. Sep 16, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=2.0.0
  2. Affected versionversion=2.0.1
  3. Affected versionversion=2.1.0
  4. Affected versionversion=2.1.1
  5. Affected versionversion=2.1.2
  6. Affected versionversion=2.1.3
  7. Affected versionversion=2.2.0
  8. Affected versionversion=2.2.1

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Hitachi Energy · TXpert Hub CoreTec 4version=2.0.0; version=2.0.1; version=2.1.0; version=2.1.1; version=2.1.2; version=2.1.3; version=2.2.0; version=2.2.1

Published CVSS scores

7.2NIST NVDAV:L/AC:L/Au:N/C:C/I:C/A:C
6.0Hitachi EnergyCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:L
6.7NIST NVDCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
CWE-20Improper Input Validation
T1059Command and Scripting Interpreter

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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