What is CVE-2021-42701?

CVE-2021-42701 is a medium-severity vulnerability in Azeotech Daqfactory, classified under Modification of Assumed-Immutable Data (MAID). CVSS score: 5.0/10. Published 2021-11-05.

How severe is CVE-2021-42701?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Vulnerability in Azeotech Daqfactory

CVE-2021-42701

An attacker could prepare a specially crafted project file that, if opened, would attempt to connect to the cloud and trigger a man in the middle (MiTM) attack. This could allow an attacker to obtain credentials and take over the user’s cloud account.

Published 2021-11-05 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.006 (47.9th percentile), scored 2026-10-18.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 48th percentile — 47.9% 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

Azeotech Daqfactory — versions 18.1, All versions

Weakness classification (CWE)

CWE-471 — Modification of Assumed-Immutable Data (MAID)

References

us-cert.cisa.gov/ics/advisories/icsa-21-308-02 (US Government Resource, Third Party Advisory)

Frequently asked questions

What is CVE-2021-42701?: CVE-2021-42701 is a medium-severity vulnerability in Azeotech Daqfactory, classified under Modification of Assumed-Immutable Data (MAID). CVSS score: 5.0/10. Published 2021-11-05.
How severe is CVE-2021-42701?: Medium severity. CVSS v3 base score is 5.0 out of 10.