CVE-2022-26839: delta electronics diaenergie Incorrect Default Permissions
CVSS: 7.8v3.1HighModified
Published 29-03-2022Last modified 16-04-2025
Vulnerability summary
CVE-2022-26839 is a high (CVSS 7.8) Incorrect Default Permissions vulnerability in delta electronics diaenergie. EPSS estimates a 0.22% chance of exploitation in the next 30 days, higher than 11.4% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v3.1 (CVE.org)EPSS score
0.22%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 29-03-2022PublishedVulnerability first disclosed.
- 16-04-2025Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
3 scores · 2 sources · 2 versionsHigh 7.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HSourcesAll 2 agree
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Medium 4.6Preferred score · NVD (NIST)
AV:L/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.22%
Chance of exploitation in the next 30 days
Percentile
11%
Versus all other CVEs
30-day change
0.00 pp
From 0.22% on 21-09-2026
21-09-202621-10-2026
EPSS score0.22%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Delta electronics1 product
- diaenergie≥ unspecified, < 1.8.02.004
Deltaww1 product
- diaenergie< 1.8.02.004
2 vendors · 2 products
References
1 links- www.cisa.gov/uscert/ics/advisories/icsa-22-081-01X Refsource CONFIRMMitigationThird Party AdvisoryUS Government Resource