Cyber Resilience

CVE-2022-29898

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 0.0054 68.0th percentile
Risk Priority 19 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-29898 is a critical-severity Improper Validation of Integrity Check Value (CWE-354) vulnerability in Phoenixcontact Rad-Ism-900-En-Bd Firmware. Its CVSS base score is 9.1 (Critical).

Operationally, ranked in the top 32.0% 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 configuration file uploader in the WebUI to execute arbitrary code with root privileges on the OS due to an improper validation of an integrity check value in…

more

all versions of the 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-354

Proper validation of integrity check values is required for reliable tamper detection, directly reducing undetected modification risks.

addresses: CWE-354

Requires validation of integrity check values on every resolution response, directly mitigating tampered or corrupted DNS data.

addresses: CWE-354

Control mandates proper validation of integrity values (checksums) on prepared data, making flawed validation of those checks ineffective for attackers.

addresses: CWE-354

Requires use of proper integrity verification tools, reducing the chance an incorrect check value is accepted.

addresses: CWE-354

Requires proper validation of integrity mechanisms, directly mitigating flawed check-value handling.

References