Delta Electronics DIALink

published 2021-11-03 5y ago modified 2026-06-17 4mo ago also EUVD-2021-24876

cvss: 5.9; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 43%
public exploits: 0; none known

The tag interface of Delta Electronics DIALink versions 1.2.4.0 and prior is vulnerable to an attacker injecting formulas into the tag data. Those formulas may then be executed when it is opened with a spreadsheet application.

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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 2021-10-21 cvss 5.9

Delta Electronics DIALink

Delta Electronics DIALink <= 1.2.4.0
affected: 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

0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.9	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	6.8	AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected products

Delta Electronics DIALink

Classification

Weakness

CWE-1236 Improper Neutralization of Formula Elements in a CSV File

References

us-cert.cisa.gov /ics/advisories/icsa-21-294-02
third-party-advisory, us-government-resource

Sources

CVE List CVE-2021-38424
NVD CVE-2021-38424

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