KEV Entry

CVE-2020-9859

Known Exploited Vulnerability Entry External Catalog

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Entry Details
Confirmed Exploited

CVE-2020-9859

2021-11-03 00:00 UTC

Timestamps

2021-11-03

2021-11-03

Scope

KEVIntel entry: A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5... | Affected: Apple / iOS, macOS, tvOS, watchOS | CVSS: 7.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False

References
  • {'id': 'CVE-2020-9859', 'url': 'https://www.cve.org/CVERecord?id=CVE-2020-9859'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2020-9859'}

aa9eb265-ab8a-4f11-ac27-bd72bd8408a3

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-23 14:04 UTC

2026-06-23 14:04 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details 
{
  "added_date": "2021-11-03T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 7.8,
  "cvss_severity": "HIGH",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "iOS, macOS, tvOS, watchOS",
  "title": "A memory consumption issue was addressed with improved memory handling. This issue is fixed in iOS 13.5.1 and iPadOS 13.5.1, macOS Catalina 10.15.5...",
  "used_in_malware": "unknown",
  "vendor": "Apple"
}
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