CVE-2023-47254

CRITICALNVD 9.89.8—

9.8

An OS Command Injection in the CLI interface on DrayTek Vigor167 version 5.2.2, allows remote attackers to execute arbitrary system commands and escalate privileges via any account created within the web interface.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 84.5%
KEV: Not listed

Published

December 9, 2023

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Jun 7, 2026

🔬 Proof of concept available. No patch confirmed yet.

generic

Command Injection via CLI des DrayTek Vigor167 (SYSS-2023-023)

https://www.syss.de/pentest-blog/command-injection-via-cli-des-draytek-vigor167-syss-2023-023

generic🟡 PoC Available

https://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2023-023.txt

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 16× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2023-47254?

CVE-2023-47254 is a critical vulnerability published on December 9, 2023. An OS Command Injection in the CLI interface on DrayTek Vigor167 version 5.2.2, allows remote attackers to execute arbitrary system commands and escalate privileges via any account created within the web interface.

When was CVE-2023-47254 disclosed?

CVE-2023-47254 was first published in the National Vulnerability Database on December 9, 2023, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-47254 actively exploited?

CVE-2023-47254 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 84.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-47254?

CVE-2023-47254 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2023-47254?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-47254, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-47254

📅 Published

🔄 Last Modified

📋 Advisory Details (2)

Command Injection via CLI des DrayTek Vigor167 (SYSS-2023-023)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-47254?

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Advisory Details (2)

Frequently asked(5)

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