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TI-2021-17368 Aliases CVE-2021-40222GHSA-cxf9-4ff5-hx4j

Rittal CMC PU III Web management Version affected: V3.11.00_2.

Priority LOW 39CWE-78Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-78.

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.

Why it matters now

EPSS 0.04693 91st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:rittal:cmc_pu_iii_7030.000_firmware:*:*:*:*:*:*:*:*3.11.00_2 to before 3.17.10VulnerableRittal
cpe:2.3:h:rittal:cmc_pu_iii_7030.000:3.00:*:*:*:*:*:*:*3.00Running onRittal
  • cpe:2.3:o:rittal:cmc_pu_iii_7030.000_firmware:*:*:*:*:*:*:*:* Versions 3.11.00_2 to before 3.17.10 Vulnerable ·Rittal
  • cpe:2.3:h:rittal:cmc_pu_iii_7030.000:3.00:*:*:*:*:*:*:* Versions 3.00 Running on ·Rittal

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-40222
  2. 2026-10-03 Alias added: GHSA-cxf9-4ff5-hx4j

References

Exploit 1

  • TI-2019-13996 The Web application on Rittal CMC PU III 7030.000 V3.00 V3.11.00_2 to V3.15.70_4 devices… CVSS 3.1MEDIUM 6.1
  • TI-2021-17369 Rittal CMC PU III Web management (version V3.11.00_2) fails to sanitize user input on… CVSS 3.1MEDIUM 5.4

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences