CVE-2021-33003

lowpriority · track · 22OT risk · elevatedEPSS 0.002 · 7 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.17% (7th) EPSS

CVSS 2.1 · low

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cisa_csaf_ot · nvd

EPSS · scored 2026-10-27

Delta Electronics DIAEnergie Version 1.7.5 and prior may allow an attacker to retrieve passwords in cleartext due to a weak hashing algorithm.

remediations

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

No vendor fix yet; a mitigation is available.

MitigationDIAEnergiecisa_csaf_ot
Delta Electronics has fixed the reported vulnerabilities and recommends users upgrade to version 1.9 or later.
https://downloadcenter.deltaww.com/en-US/DownloadCenter?v=1&q=DIAEnergie%20V1.9&sort_expr=cdate&sort_dir=DESC

cvss

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

5.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 2.1–5.5

v2.02.1lowAV:L/AC:L/Au:N/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 2.9

v3.15.5mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 1.8 · impact 3.6

v3.05.5mediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:Nsecondary · CISA US

v3.15.1mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-327USprimaryCWE-916USCWE-916US

affected products (4)

Products and version ranges known to be affected.

DIAEnergie: All versions prior to 1.9all versionscisa_csaf_otUS
Delta Electronics DIAEnergie< 1.9cisa_csaf_otUS
n/a Delta Electronics DIAEnergie≤ DIAEnergie Version 1.7.5 and priorenisa_euvdEU
deltaww diaenergie≤ 1.7.5nvdUScpe:2.3:a:deltaww:diaenergie:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-21-238-03Delta Electronics DIAEnergie (Update C)2021-08-26icsa · cisa_csaf_otUS
Successful exploitation of these vulnerabilities could allow an attacker to retrieve passwords in cleartext, remotely execute code, cause a user to carry out an action unintentionally, or log in and use the device with administrative privileges.

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 2021-08-30modified 2026-06-17

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+913 more

references (5)

External citations — patches, advisories, analysis.

scry

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