KEV Entry

CVE-2021-30900

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2021-30900

2023-03-30 02:00 CEST

Timestamps

2023-03-30

2023-03-30

Scope

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS... | Affected: Apple / iOS and iPadOS | CVSS: 7.8 (HIGH) | EPSS: 0.05204 | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2021-30900', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-30900'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2021-30900'}

9710c21b-7b04-4748-bcfa-a3ecaa058a47

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

2026-10-02 09:11 CEST

2026-10-02 09:11 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2023-03-30T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2021-30900",
  "cvss_estimated": false,
  "cvss_score": 7.8,
  "cvss_severity": "HIGH",
  "epss_percentile": 0.92224,
  "epss_score": 0.05204,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": false,
  "previous_ids": [],
  "product": "iOS and iPadOS",
  "title": "An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS...",
  "used_in_malware": "unknown",
  "vendor": "Apple",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2021-30900"
}
 -
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