Cyber Resilience

CVE-2022-47526

Critical

Published: 31 May 2023

Published
31 May 2023
Modified
14 January 2025
KEV Added
Patch
CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0321 87.3th percentile
Risk Priority 22 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-47526 is a critical-severity Path Traversal (CWE-22) vulnerability in Fox-It Fox Datadiode Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 12.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

Fox-IT DataDiode version 3.4.3 is affected by a path traversal vulnerability tracked as CVE-2022-47526 and CWE-22. The flaw permits arbitrary file writes on the affected data diode appliance and carries a CVSS 3.1 base score of 9.8.

A remote attacker can exploit the issue over the network without authentication or user interaction. Successful exploitation allows the attacker to write arbitrary files, resulting in code execution in the context of the downstream node user.

Vendor advisories and a software vulnerability report are published at the Fox-IT site referenced in the CVE record. The EPSS score reached a peak of 0.0516 after disclosure before receding to its current value of 0.0321.

EU & UK References

Vulnerability details

Fox-IT DataDiode (aka Fox DataDiode) 3.4.3 suffers from a path traversal vulnerability with resultant arbitrary writing of files. A remote attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the downstream node user. Exploitation of…

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this issue does not require user interaction.

CWE(s)

Related Threats

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

Affected Assets

fox-it
fox datadiode firmware
3.4.3

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-22

Validates pathnames and filenames to prevent traversal outside intended directories.

References