Cyber Resilience

CVE-2023-1698

CriticalRCE

Published: 15 May 2023

Published
15 May 2023
Modified
21 November 2024
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 0.9403 99.9th percentile
Risk Priority 76 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-1698 is a critical-severity OS Command Injection (CWE-78) vulnerability in Wago Compact Controller 100 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 0.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis

CVE-2023-1698 is a critical vulnerability present in multiple WAGO products. It enables unauthenticated remote attackers to create new users and modify device configuration, which can produce unintended behavior, denial of service, or full system compromise. The flaw is rated 9.8 under CVSS 3.1 and is categorized under CWE-78.

An attacker requires no credentials or user interaction and can exploit the issue over the network to achieve complete control over confidentiality, integrity, and availability on affected devices. Successful exploitation directly supports creation of administrative accounts and arbitrary configuration changes that lead to system takeover.

Public advisories addressing the vulnerability are published by VDE at https://cert.vde.com/en/advisories/VDE-2023-007/. The associated EPSS score stands at 0.9403 with no material change from its recorded peak.

EU & UK References

Vulnerability details

In multiple products of WAGO a vulnerability allows an unauthenticated, remote attacker to create new users and change the device configuration which can result in unintended behaviour, Denial of Service and full system compromise.

CWE(s)

Related Threats

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

Affected Assets

wago
compact controller 100 firmware
20 — 23
wago
edge controller firmware
22
wago
pfc100 firmware
20 — 23
wago
pfc200 firmware
20 — 23
wago
touch panel 600 advanced firmware
22
wago
touch panel 600 marine firmware
22
wago
touch panel 600 standard firmware
22

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-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References