Medium severity5.3NVD Advisory· Published Aug 3, 2020· Updated Jun 17, 2026
CVE-2020-12739
CVE-2020-12739
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18- cpe:2.3:o:fanuc:series_30i_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_31i_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_32i-b_plus_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_35i-b_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:power_motion_i-model_a_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_0i-model_f_plus_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_0i-model_f_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_32i-model_a_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_0i-model_d_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_0i-mate_d_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_0i-model_c_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_16i_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_18i_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_21i-model_b_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_0i-model_b_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:fanuc:series_18i-wb_firmware:-:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
4- jvn.jp/en/jp/JVN84959128/index.htmlnvdThird Party Advisory
- jvn.jp/en/jp/JVN84959128/index.htmlnvdThird Party Advisory
- jvn.jp/jp/JVN84959128/index.htmlnvdThird Party Advisory
- www.fanuc.co.jp/eindex.htmlnvdVendor Advisory
News mentions
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