CVE-2021-22648
CRITICALCVSS 9.8/10EPSS 0.72%
Last modified
CVE-2021-22648 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Ovarro TBox proprietary Modbus file access functions allow attackers to read, alter, or delete the configuration file.. EPSS estimates a 0.72% chance of exploitation in the next 30 days.
Description
Ovarro TBox proprietary Modbus file access functions allow attackers to read, alter, or delete the configuration file.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Ovarro | Twinsoft | < 12.4 |
| Ovarro | Tbox Lt2-530 Firmware | < 1.46 |
| Ovarro | Tbox Lt2-532 Firmware | < 1.46 |
| Ovarro | Tbox Lt2-540 Firmware | < 1.46 |
| Ovarro | Tbox Ms-Cpu32 Firmware | < 1.46 |
| Ovarro | Tbox Ms-Cpu32-S2 Firmware | < 1.46 |
| Ovarro | Tbox Rm2 Firmware | < 1.46 |
| Ovarro | Tbox Tg2 Firmware | < 1.46 |
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-054-04Third Party Advisory, US Government Resource
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-054-04Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-22648?
Ovarro TBox proprietary Modbus file access functions allow attackers to read, alter, or delete the configuration file.
How severe is CVE-2021-22648?
CVE-2021-22648 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.72% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22648?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-22648?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST