Cyber Resilience

CVE-2022-29897

Critical

Published: 11 May 2022

Published
11 May 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 9.1 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0081 74.7th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-29897 is a critical-severity Improper Input Validation (CWE-20) vulnerability in Phoenixcontact Rad-Ism-900-En-Bd Firmware. Its CVSS base score is 9.1 (Critical).

Operationally, ranked in the top 25.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

On various RAD-ISM-900-EN-* devices by PHOENIX CONTACT an admin user could use the traceroute utility integrated in the WebUI to execute arbitrary code with root privileges on the OS due to an improper input validation in all versions of the…

more

firmware.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

phoenixcontact
rad-ism-900-en-bd firmware
all versions
phoenixcontact
rad-ism-900-en-bd\/b firmware
all versions
phoenixcontact
rad-ism-900-en-bd-bus firmware
all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-20

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References