CVE-2021-38418 json
Delta Electronics DIALink
published 2021-11-03 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-24870
- cvss
- 8.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.6%
- EPSS 0.6% chance of exploitation in 30 days, percentile 47%
- public exploits
- 0
- none known
Summary
Delta Electronics DIALink versions 1.2.4.0 and prior runs by default on HTTP, which may allow an attacker to be positioned between the traffic and perform a machine-in-the-middle attack to access information without authorization.
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-21-294-02 updated cvss 8.8
Delta Electronics DIALink
-
Delta Electronics DIALink <= 1.2.4.0affected: vendor fix
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
Exploit prediction
0.57% chance of exploitation in the next 30 days, higher than 47% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 8.8 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 3.1 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
Affected products
- Delta Electronics DIALink
Classification
- Weakness
-
- CWE-319 Cleartext Transmission of Sensitive Information
References
-
us-cert.cisa.gov
/ics/advisories/icsa-21-294-02
third-party-advisory, us-government-resource
Sources
- CVE List CVE-2021-38418
- NVD CVE-2021-38418
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