MEDIUM · 5.3

CVE-2020-12739

A denial-of-service vulnerability in the Fanuc i Series CNC (0i-MD and 0i Mate-MD) could allow an unauthenticated, remote attacker to cause an affected CNC to become inaccessible to other devices.

Vulnerability Description

A denial-of-service vulnerability in the Fanuc i Series CNC (0i-MD and 0i Mate-MD) could allow an unauthenticated, remote attacker to cause an affected CNC to become inaccessible to other devices.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
LOW

Affected Products

VendorProductVersions
FanucSeries 30I Firmware-
FanucSeries 30I-
FanucSeries 31I Firmware-
FanucSeries 31I-
FanucSeries 32I-B Plus Firmware-
FanucSeries 32I-B Plus-
FanucSeries 35I-B Firmware-
FanucSeries 35I-B-
FanucPower Motion I-Model A Firmware-
FanucPower Motion I-Model A-
FanucSeries 0I-Model F Plus Firmware-
FanucSeries 0I-Model F Plus-
FanucSeries 0I-Model F Firmware-
FanucSeries 0I-Model F-
FanucSeries 32I-Model A Firmware-
FanucSeries 32I-Model A-
FanucSeries 0I-Model D Firmware-
FanucSeries 0I-Model D-
FanucSeries 0I-Mate D Firmware-
FanucSeries 0I-Mate D-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-12739?

CVE-2020-12739 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A denial-of-service vulnerability in the Fanuc i Series CNC (0i-MD and 0i Mate-MD) could allow an unauthenticated, remote attacker to cause an affected CNC to become inaccessible to other devices.

How severe is CVE-2020-12739?

CVE-2020-12739 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-12739?

Check the references section above for vendor advisories and patch information. Affected products include: Fanuc Series 30I Firmware, Fanuc Series 30I, Fanuc Series 31I Firmware, Fanuc Series 31I, Fanuc Series 32I-B Plus Firmware.