KEV Entry

CVE-2020-16139

Known Exploited Vulnerability Entry Shadowserver

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Entry Details
Confirmed Exploited

CVE-2020-16139

2026-07-20 00:00 UTC

Characteristics

75.0

Timestamps

2025-06-08

2025-06-08

2026-07-20

Scope

Affected: Cisco / Cisco Unified IP Conference Station 7937G | Class: voip | Severity: High (CVSS 7.5) | IoT: no | In CISA KEV: no | Honeypot connections on 2026-07-20: 1

References
  • {'id': 'CVE-2020-16139', 'url': 'https://www.cve.org/CVERecord?id=CVE-2020-16139'}
  • {'id': 'shadowserver', 'url': 'https://www.shadowserver.org/what-we-do/network-reporting/honeypot-exploited-vulnerabilities-report/'}

564f9074-8de5-42c2-93dc-5aef5a9742af

Shadowserver
c8fb6bf1-f81f-4cb8-95b1-eadbb3b54ee8

2026-06-30 09:23 UTC

2026-07-22 01:00 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": "no",
  "class": "voip",
  "connections": 1,
  "feed": "Shadowserver Foundation honeypot/exploited-vulnerabilities",
  "iot": "no",
  "observation_date": "2026-07-20",
  "product": "Cisco Unified IP Conference Station 7937G",
  "type": "http-scan",
  "vendor": "Cisco",
  "vulnerability_class": "CVSS",
  "vulnerability_score": 7.5,
  "vulnerability_severity": "High"
}
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