01 Record
CVE-2021-20586
Resource management errors vulnerability in a robot controller of MELFA FR Series(controller "CR800-*V*D" of RV-*FR***-D-* all versions, controller "CR800-*HD" of RH-*FRH***-D-* all versions,
UnratedPUBLISHEDCNA: Mitsubishi
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Resource management errors vulnerability in a robot controller of MELFA FR Series(controller "CR800-*V*D" of RV-*FR***-D-* all versions, controller "CR800-*HD" of RH-*FRH***-D-* all versions,
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.86% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 86.6% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2021-01-29 14:54Z5 YR AGO
- Last updated
- 2024-08-03 17:45Z2 YR AGO
- Reserved
- 2020-12-17
- Assigning CNA
- Mitsubishi
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- No CWE assigned
- Data version
- 5.1
- Document digest
- 64992034b8e4e93457c7d58c07be91d61d48a74f0e873bc545a3bdd37adffa0d
05 Affected products
VendorProductVersionsPlatforms
n/aRobot Controller MELFA FR Series; Robot Controller CR Series; Cooperative Robot ASSISTAController "CR800-*V*D" of RV-*FR***-D-* all versions, Controller "CR800-*HD" of RH-*FRH***-D-* all versions, Controller "CR800-*HRD" of RH-*FRHR***-D-* all versions, Controller "CR800-*V*R with R16RTCPU" of RV-*FR***-R-* all versions, Controller "CR800-*HR with R16RTCPU" of RH-*FRH***-R-* all versions, Controller "CR800-*HRR with R16RTCPU" of RH-*FRHR***-R-* all versions, Controller "CR800-*V*Q with Q172DSRCPU" of RV-*FR***-Q-* all versions, Controller "CR800-*HQ with Q172DSRCPU" of RH-*FRH***-Q-* all versions, Controller "CR800-*HRQ with Q172DSRCPU" of RH-*FRHR***-Q-* all versions, Controller "CR800-CVD" of RV-8CRL-D-* all versions, Controller "CR800-CHD" of RH-*CRH**-D-* all versions, Controller "CR800-05VD" of RV-5AS-D-* all versions—
06 References
- www.mitsubishielectric.comhttps://www.mitsubishielectric.com/en/psirt/vulnerability/pdf/2020-019_en.pdf