Cyber Resilience

CVE-2022-50994

CriticalPublic PoCRCE

Published: 08 May 2026

Published
08 May 2026
Modified
08 May 2026
KEV Added
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Patch
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CVSS Score v4 9.2 CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0143 69.8th percentile
Risk Priority 70 floored blend · peak EPSS

Summary

CVE-2022-50994 is a critical-severity OS Command Injection (CWE-78) vulnerability in Co (inferred from references). Its CVSS base score is 9.2 (Critical).

Operationally, ranked in the top 30.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

DrayTek Vigor 2960 firmware versions prior to 1.5.1.4 contain an OS command injection vulnerability in the CGI login handler that allows unauthenticated remote attackers to execute arbitrary commands by injecting shell metacharacters into the formpassword parameter. Attackers can exploit unsanitized…

more

input passed to the otp_check.sh script to achieve remote code execution with web server privileges. Exploitation requires knowledge of a valid username and that the target account has MOTP authentication enabled.

CWE(s)
CWE-78

Related Threats

CVEs Like This One

CVE-2018-25115Shared CWE-78
CVE-2025-41276Shared CWE-78
CVE-2026-28463Shared CWE-78
CVE-2024-55590Shared CWE-78
CVE-2026-23678Shared CWE-78
CVE-2025-56089Shared CWE-78
CVE-2025-56087Shared CWE-78
CVE-2025-10230Shared CWE-78
CVE-2026-27635Shared CWE-78
CVE-2026-28470Shared CWE-78

Affected Assets

Co
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inferred from references and description; NVD did not file a CPE for this CVE

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-27 Platform-independent Applications
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.

SI-10 Information Input Validation
addresses: CWE-78

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

References