KEV Entry

CVE-2023-4220

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2023-4220

2023-11-28 07:11 UTC

Timestamps

2023-11-28

2023-11-28

Scope

Chamilo LMS Unauthenticated Big Upload File Remote Code Execution | Affected: Chamilo / Chamilo | CVSS: 8.1 (HIGH) | EPSS: 0.76084 | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2023-4220', 'url': 'https://www.cve.org/CVERecord?id=CVE-2023-4220'}
  • {'id': 'GHSA-9WC2-3GQ5-2F4C', 'url': 'https://github.com/advisories/GHSA-9WC2-3GQ5-2F4C'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2023-4220'}

1d2ca8c5-0ce6-4d71-99fa-3f42eae24255

Previdian
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-11-04 13:01 UTC

2026-11-04 13:01 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2023-11-28T07:11:47.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2023-4220",
  "cvss_estimated": false,
  "cvss_score": 8.1,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.99532,
  "epss_score": 0.76084,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": "GHSA-9WC2-3GQ5-2F4C",
  "not_yet_in_cisa_kev": true,
  "previous_ids": [],
  "product": "Chamilo",
  "title": "Chamilo LMS Unauthenticated Big Upload File Remote Code Execution",
  "used_in_malware": "unknown",
  "vendor": "Chamilo",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2023-4220"
}
 -
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