Vulnerability Description
An attacker could use specially crafted invalid Modbus frames to crash the Ovarro TBox system.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ovarro | Twinsoft | < 12.4 |
| Ovarro | Tbox Lt2-530 Firmware | < 1.46 |
| Ovarro | Tbox Lt2-530 | - |
| Ovarro | Tbox Lt2-532 Firmware | < 1.46 |
| Ovarro | Tbox Lt2-532 | - |
| Ovarro | Tbox Lt2-540 Firmware | < 1.46 |
| Ovarro | Tbox Lt2-540 | - |
| Ovarro | Tbox Ms-Cpu32 Firmware | < 1.46 |
| Ovarro | Tbox Ms-Cpu32 | - |
| Ovarro | Tbox Ms-Cpu32-S2 Firmware | < 1.46 |
| Ovarro | Tbox Ms-Cpu32-S2 | - |
| Ovarro | Tbox Rm2 Firmware | < 1.46 |
| Ovarro | Tbox Rm2 | - |
| Ovarro | Tbox Tg2 Firmware | < 1.46 |
| Ovarro | Tbox Tg2 | - |
Related Weaknesses (CWE)
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-054-04Third Party AdvisoryUS Government Resource
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-054-04Third Party AdvisoryUS Government Resource
FAQ
What is CVE-2021-22642?
CVE-2021-22642 is a vulnerability with a CVSS score of 7.5 (HIGH). An attacker could use specially crafted invalid Modbus frames to crash the Ovarro TBox system.
How severe is CVE-2021-22642?
CVE-2021-22642 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-22642?
Check the references section above for vendor advisories and patch information. Affected products include: Ovarro Twinsoft, Ovarro Tbox Lt2-530 Firmware, Ovarro Tbox Lt2-530, Ovarro Tbox Lt2-532 Firmware, Ovarro Tbox Lt2-532.