CVE-2024-28020

highpriority · track · 32EPSS 0.004 · 30 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.37% (30th) EPSS

CVSS 8 · high

Is it mine?

26 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

A user/password reuse vulnerability exists in the FOXMAN-UN/UNEM application and server management. If exploited a malicious high-privileged user could use the passwords and login information through complex routines to extend access on the server and other services.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationFOXMAN-UN R15Bcisa_csaf_ot
Deny nemadm account for ssh logins by configuring DenyUsers in /etc/ssh/sshd_config
https://www.redhat.com/sysadmin/eight-ways-secure-ssh
MitigationFOXMAN-UN R16Bcisa_csaf_ot
Deny nemadm account for ssh logins by configuring DenyUsers in /etc/ssh/sshd_config
https://www.redhat.com/sysadmin/eight-ways-secure-ssh
MitigationUNEM R15Bcisa_csaf_ot
Deny nemadm account for ssh logins by configuring DenyUsers in /etc/ssh/sshd_config
https://www.redhat.com/sysadmin/eight-ways-secure-ssh
MitigationUNEM R16Bcisa_csaf_ot
Deny nemadm account for ssh logins by configuring DenyUsers in /etc/ssh/sshd_config
https://www.redhat.com/sysadmin/eight-ways-secure-ssh
No fix plannedFOXMAN-UN R15Acisa_csaf_ot
EOL versions - no remediation will be available. Recommended to update to UNEM R16B PC4 or R15B PC5 (update planned) and apply general mitigation factors.
No fix plannedFOXMAN-UN R16Acisa_csaf_ot
EOL versions - no remediation will be available. Recommended to update to UNEM R16B PC4 or R15B PC5 (update planned) and apply general mitigation factors.
No fix plannedFOXMAN-UN older than R15Acisa_csaf_ot
EOL versions - no remediation will be available. Recommended to update to UNEM R16B PC4 or R15B PC5 (update planned) and apply general mitigation factors.
No fix plannedUNEM R15Acisa_csaf_ot
EOL versions - no remediation will be available. Recommended to update to UNEM R16B PC4 or R15B PC5 (update planned) and apply general mitigation factors.
No fix plannedUNEM R16Acisa_csaf_ot
EOL versions - no remediation will be available. Recommended to update to UNEM R16B PC4 or R15B PC5 (update planned) and apply general mitigation factors.
No fix plannedUNEM older than R15Acisa_csaf_ot
EOL versions - no remediation will be available. Recommended to update to UNEM R16B PC4 or R15B PC5 (update planned) and apply general mitigation factors.

cvss

Technical severity, 0–10. One row per scoring source.

8.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.18highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 1.3 · impact 6

v3.18highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Hsecondary · CISA US

v3.18highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Hsecondary · ENISA EU

v3.18highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Hsecondary · cybersecurity@hitachienergy.comexploitability 1.3 · impact 6

v3.17.3highCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-286USCWE-286US

affected products (26)

Products and version ranges known to be affected.

FOXMAN-UN R15Aall versionscisa_csaf_otUS
FOXMAN-UN R15Ball versionscisa_csaf_otUS
FOXMAN-UN R16Aall versionscisa_csaf_otUS
FOXMAN-UN R16Ball versionscisa_csaf_otUS
FOXMAN-UN older than R15Aall versionscisa_csaf_otUS
Hitachi Energy FOXMAN-UN R15Aall versionscisa_csaf_otUS
Hitachi Energy FOXMAN-UN R15Ball versionscisa_csaf_otUS
Hitachi Energy FOXMAN-UN R16Aall versionscisa_csaf_otUS
Hitachi Energy FOXMAN-UN R16Ball versionscisa_csaf_otUS
Hitachi Energy FOXMAN-UN older than R15A< R15Acisa_csaf_otUS
Hitachi Energy FOXMAN-UN≤ FOXMAN-UN R15Aenisa_euvdEU
Hitachi Energy FOXMAN-UN≤ FOXMAN-UN R15Benisa_euvdEU
Hitachi Energy FOXMAN-UN≤ FOXMAN-UN R16Benisa_euvdEU
Hitachi Energy FOXMAN-UN≤ FOXMAN-UN R16Aenisa_euvdEU
Hitachi Energy UNEM≤ UNEM R16Benisa_euvdEU
Hitachi Energy UNEM≤ UNEM R15Benisa_euvdEU
Hitachi Energy UNEM≤ UNEM R16Aenisa_euvdEU
Hitachi Energy UNEM≤ UNEM R15Aenisa_euvdEU
hitachienergy foxman-un= r15anvdUScpe:2.3:a:hitachienergy:foxman-un:*:*:*:*:*:*:*:*
hitachienergy foxman-un= r15bnvdUScpe:2.3:a:hitachienergy:foxman-un:*:*:*:*:*:*:*:*

showing 20 of 26

advisories (2)

Vendor and ecosystem advisories describing this.

ICSA-25-014-01Hitachi Energy FOXMAN-UN2024-06-11icsa · cisa_csaf_otUS
Hitachi Energy is aware of multiple internal reported vulnerabilities that affects the FOXMAN-UN versions listed below. Please refer to the “Recommended Immediate Actions” for information about the remediation.
ICSA-25-030-01Hitachi Energy UNEM2024-06-11icsa · cisa_csaf_otUS
Hitachi Energy is aware of multiple internal reported vulnerabilities that affects the UNEM versions listed below. Please refer to the “Recommended Immediate Actions” for information about the remediation.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cisa_csaf_ot nvd NVD CVE.org MITRE

published 2024-06-11modified 2026-06-17

references (8)

External citations — patches, advisories, analysis.

scry

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