CVE-2021-40222

7.2 highEPSS 4.7%

High (7.2) in rittal cmc pu iii 7030.000 firmware. EPSS 4.7% chance of exploitation in the next 30 days.

Rittal CMC PU III Web management Version affected: V3.11.00_2. Version fixed: V3.17.10 is affected by a remote code execution vulnerablity. It is possible to introduce shell code to create a reverse shell in the PU-Hostname field of the TCP/IP Configuration dialog. Web application fails to sanitize user input on Network TCP/IP configuration page. This allows the attacker to inject commands as root on the device which will be executed once the data is received.

Severity

CVSS 3.1

7.2 high

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS: 4.7% chance of exploitation in the next 30 days; higher than 91% of CVEs (scores of 2026-10-31)
CWE: CWE-78
Published: 2021-09-09
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

rittal:cmc_pu_iii_7030.000_firmware

References

https://github.com/asang17/CVE-2021-RCE
https://github.com/asang17/CVE-2021-RCE

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