No exploitation reported

CVE-2021-22670

No exploitation reported by the sources we read.

Published2021-03-03
WeaknessCWE-824

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An uninitialized pointer may be exploited in Fatek FvDesigner Version 1.5.76 and prior while the application is processing project files, allowing an attacker to craft a special project file that may permit arbitrary code execution.

Timeline

dates in UTC

2021-03-0317:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-22670?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-22670?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Fatek fvdesigner

Branch	Affected	Fixed in	Source
1.5	≤ 1.5.76	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

ICSA-21-056-02 CISA1 known affected
FATEK Automation FvDesigner
FvDesigner: Version 1.5.76 and prior

Full record on NVD

Fix

Mitigation from the vendor CISA ICSA-21-056-02 · 1 productFATEK Automation is aware of the issue and is currently developing a solution. For more information, contact FATEK via email or by phone: +886-2-2808-2192

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.8read 2026-10-23
NVDCVSS 2.06.8read 2026-10-23
CNAweakness (CWE)CWE-824read 2026-10-23
NVDweakness (CWE)CWE-824read 2026-10-23
FIRST EPSSEPSS score1.1 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2021-03-03
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2021-22670?

Is CVE-2021-22670 actively exploited?

Active exploitation of CVE-2021-22670 has not been confirmed. Its EPSS score was 1.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-22670?

CVE-2021-22670 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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