Cyber Resilience

CVE-2022-22517

High

Published: 07 April 2022

Published
07 April 2022
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0044 63.7th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-22517 is a high-severity Small Space of Random Values (CWE-334) vulnerability in Codesys Edge Gateway. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 36.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An unauthenticated, remote attacker can disrupt existing communication channels between CODESYS products by guessing a valid channel ID and injecting packets. This results in the communication channel to be closed.

CWE(s)
CWE-334CWE-330

Related Threats

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

Affected Assets

codesys
control for beaglebone sl
≤ 4.5.0.0
codesys
control for beckhoff cx9020
≤ 4.5.0.0
codesys
control for empc-a\/imx6 sl
≤ 4.5.0.0
codesys
control for iot2000 sl
≤ 4.5.0.0
codesys
control for linux sl
≤ 4.5.0.0
codesys
control for pfc100 sl
≤ 4.5.0.0
codesys
control for pfc200 sl
≤ 4.5.0.0
codesys
control for plcnext sl
≤ 4.5.0.0
codesys
control for raspberry pi sl
≤ 4.5.0.0
codesys
control for wago touch panels 600 sl
≤ 4.5.0.0
+10 more product configuration(s) — see NVD for full list

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.

SC-12 Cryptographic Key Establishment and Management
addresses: CWE-330

Key generation under controlled management uses approved random-bit sources rather than insufficiently random values.

References