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Fencer Vulns
high 7.8

CVE-2022-26839 json

Delta Electronics DIAEnergie Incorrect Default Permissions

published 2022-03-29 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-31389

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 12%
public exploits
0
none known

Summary

Delta Electronics DIAEnergie (All versions prior to 1.8.02.004) is vulnerable to an incorrect default permission in the DIAEnergie application, which may allow an attacker to plant new files (such as DLLs) or replace existing executable files.

Patch / fix

  • Delta Electronics DIAEnergie 1.8.02.004

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-22-081-01 updated cvss 7.8

Delta Electronics DIAEnergie (Update C)

  • Delta Electronics DIAEnergie < 1.9
    affected: mitigation “Delta Electronics has fixed the reported vulnerabilities and recommends users upgrade to version 1.9 or later” downloadcenter.deltaww.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
18 mo ago

Exploit prediction

0.22% chance of exploitation in the next 30 days, higher than 12% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Delta Electronics DIAEnergie

Classification

Weakness
  • CWE-276 Incorrect Default Permissions

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.