What is CVE-2022-2660?

CVE-2022-2660 is a critical-severity vulnerability in Delta Electronics Industrial Automation Dialink, classified under Use of Hard-coded Cryptographic Key. CVSS score: 9.8/10. Published 2022-12-13.

How severe is CVE-2022-2660?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Delta Electronics Industrial Automation Dialink

CVE-2022-2660

Delta Industrial Automation DIALink versions 1.4.0.0 and prior are vulnerable to the use of a hard-coded cryptographic key which could allow an attacker to decrypt sensitive data and compromise the machine.

Published 2022-12-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (48.3th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 48.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: +0.000

Affected products

Delta Electronics Industrial Automation Dialink — versions 0
Deltaww Dialink

Weakness classification (CWE)

References

www.cisa.gov/uscert/ics/advisories/icsa-22-235-02 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2022-2660?: CVE-2022-2660 is a critical-severity vulnerability in Delta Electronics Industrial Automation Dialink, classified under Use of Hard-coded Cryptographic Key. CVSS score: 9.8/10. Published 2022-12-13.
How severe is CVE-2022-2660?: Critical severity. CVSS v3 base score is 9.8 out of 10.