CVE-2021-32996
High
Published: 10 January 2022
Published
10 January 2022
Modified
17 April 2025
KEV Added
—
Patch
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CVSS Score v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.0040
60.9th percentile
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-32996 is a high-severity Integer Coercion Error (CWE-192) vulnerability in Fanuc R-30Ib Mate Firmware. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 39.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-19717
Vulnerability details
The FANUC R-30iA and R-30iB series controllers are vulnerable to integer coercion errors, which cause the device to crash. A restart is required.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
fanuc
r-30ia firmware
7.20, 7.30, 7.40, 7.43, 7.50
fanuc
r-30ia mate firmware
7.20, 7.30, 7.40, 7.43, 7.50
fanuc
r-30ib mate firmware
8.10, 8.13, 8.20, 8.23, 8.26
fanuc
r-30ib compact firmware
8.10, 8.13, 8.20, 8.23, 8.26
fanuc
r-30ib firmware
8.10, 8.13, 8.20, 8.23, 8.26
fanuc
r-30ib mate plus firmware
9.10, 9.13, 9.16, 9.30, 9.36
fanuc
r-30ib compact plus firmware
9.10, 9.13, 9.16, 9.30, 9.36
fanuc
r-30ib mini plus firmware
9.10, 9.13, 9.16, 9.30, 9.36
fanuc
r-30ib plus firmware
9.10, 9.13, 9.16, 9.30, 9.36
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.