CVE-2021-22683 json
Fatek FvDesigner Version 1.5.76 and prior is vulnerable to an out-of-bounds write while processing project files, allowing an attacker to c…
published 2021-03-03 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-9819
- cvss
- 7.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.1%
- EPSS 1.1% chance of exploitation in 30 days, percentile 65%
- public exploits
- 0
- none known
Summary
Fatek FvDesigner Version 1.5.76 and prior is vulnerable to an out-of-bounds write while processing project files, allowing an attacker to craft a special project file that may permit arbitrary code execution.
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
cisa ICSA-21-056-02 updated cvss 7.8
FATEK Automation FvDesigner
-
FATEK Automation FvDesigner <= 1.5.76affected: mitigation “FATEK 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”
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
1.08% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| 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
- n/a Fatek FvDesigner
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
us-cert.cisa.gov
/ics/advisories/icsa-21-056-02
third-party-advisory, us-government-resource
Sources
- CVE List CVE-2021-22683
- NVD CVE-2021-22683
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