KEV Entry

CVE-2023-27992

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2023-27992

2025-01-23 00:00 UTC

Characteristics

98.0

Timestamps

2025-01-07

2025-01-07

2025-01-23

Scope

Affected: Zyxel / Zyxel NAS326/NAS540/NAS542 | Class: nas | Severity: Critical (CVSS 9.8) | IoT: yes | In CISA KEV: yes | Honeypot connections on 2025-01-23: 5

References
  • {'id': 'CVE-2023-27992', 'url': 'https://www.cve.org/CVERecord?id=CVE-2023-27992'}
  • {'id': 'shadowserver', 'url': 'https://www.shadowserver.org/what-we-do/network-reporting/honeypot-exploited-vulnerabilities-report/'}

9d31fd64-fe37-4f70-be94-a8ce20f1aadb

c8fb6bf1-f81f-4cb8-95b1-eadbb3b54ee8

2026-07-01 09:12 UTC

2026-07-01 13:16 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
honeypot shadowserver in_the_wild_attempts 0.70
View details 
{
  "1d": "1",
  "30d_avg": 0,
  "7d_avg": 0,
  "90d_avg": 0,
  "cisa_kev": "yes",
  "class": "nas",
  "connections": 5,
  "feed": "Shadowserver Foundation honeypot/exploited-vulnerabilities",
  "iot": "yes",
  "observation_date": "2025-01-23",
  "product": "Zyxel NAS326/NAS540/NAS542",
  "type": "http-scan",
  "vendor": "Zyxel",
  "vulnerability_class": "CVSS",
  "vulnerability_score": 9.8,
  "vulnerability_severity": "Critical"
}
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