KEV Entry

CVE-2021-1879

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2021-1879

2021-11-03 01:00 CET

Timestamps

2021-11-03

2021-11-03

Scope

This issue was addressed by improved management of object lifetimes. This issue is fixed in iOS 12.5.2, iOS 14.4.2 and iPadOS 14.4.2, watchOS... | Affected: Apple / iOS and iPadOS, iOS, watchOS | CVSS: 6.1 (MEDIUM) | EPSS: 0.07082 | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2021-1879', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-1879'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2021-1879'}

b78f77a7-98d6-45b4-90da-3bb18d6d4e56

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

2026-10-02 09:10 CEST

2026-10-02 09:10 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2021-11-03T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2021-1879",
  "cvss_estimated": false,
  "cvss_score": 6.1,
  "cvss_severity": "MEDIUM",
  "epss_percentile": 0.94029,
  "epss_score": 0.07082,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": false,
  "previous_ids": [],
  "product": "iOS and iPadOS, iOS, watchOS",
  "title": "This issue was addressed by improved management of object lifetimes. This issue is fixed in iOS 12.5.2, iOS 14.4.2 and iPadOS 14.4.2, watchOS...",
  "used_in_malware": "unknown",
  "vendor": "Apple",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2021-1879"
}
 -
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