KEV Entry

CVE-2021-21975

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2021-21975

2023-10-14 14:56 UTC

Characteristics

75.0

Timestamps

2023-10-14

2023-10-14

2023-10-14

Scope

Affected: VMware / vRealize Operations Manager API | Class: device-management-platform | Severity: High (CVSS 7.5) | IoT: no | In CISA KEV: yes | Honeypot connections on 2023-10-05: 5

References
  • {'id': 'CVE-2021-21975', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-21975'}
  • {'id': 'shadowserver', 'url': 'https://www.shadowserver.org/what-we-do/network-reporting/honeypot-exploited-vulnerabilities-report/'}

b7c5da59-e217-402c-934e-6d2ea36c777b

c8fb6bf1-f81f-4cb8-95b1-eadbb3b54ee8

2026-07-01 05:54 UTC

2026-07-01 10:25 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
honeypot shadowserver in_the_wild_attempts 0.70
View details 
{
  "1d": "2",
  "30d_avg": 1,
  "7d_avg": 1,
  "90d_avg": 1,
  "cisa_kev": "yes",
  "class": "device-management-platform",
  "connections": 5,
  "feed": "Shadowserver Foundation honeypot/exploited-vulnerabilities",
  "iot": "no",
  "observation_date": "2023-10-05",
  "product": "vRealize Operations Manager API",
  "type": "http-scan",
  "vendor": "VMware",
  "vulnerability_class": "CVSS",
  "vulnerability_score": 7.5,
  "vulnerability_severity": "High"
}
 -
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