CVE-2021-40222 json
Rittal CMC PU III Web management Version affected: V3.11.00_2.
published 2021-09-09 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-27406
- cvss
- 7.2
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 4.7%
- EPSS 4.7% chance of exploitation in 30 days, percentile 91%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- rittal cmc_pu_iii_7030.000_firmware 3.17.10
Exploit prediction
4.69% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/asang17/CVE-2021-RCE referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 9.0 | AV:N/AC:L/Au:S/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-78 Improper Neutralization of Special Elements used in an OS Command
References
-
github.com
/asang17/CVE-2021-RCE
exploit, third-party-advisory
Sources
- CVE List CVE-2021-40222
- NVD CVE-2021-40222
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