cve-2020-9771

HIGH vulncheck_kev
Description

This issue was addressed with a new entitlement. This issue is fixed in macOS Catalina 10.15.4. A user may gain access to protected parts of the file system.

Timeline
Published
2026-08-13 00:00 UTC
Last Modified
2026-08-13
CVSS Details

CVSS details not available.

Affected Products

No product information available.

References

No references available.

Linked Vulnerabilities

No linked vulnerabilities found.

{
  "cvss": 0.0,
  "datePublished": "2026-08-13T00:00:00Z",
  "dateUpdated": "2026-08-13T00:00:00Z",
  "description": "This issue was addressed with a new entitlement. This issue is fixed in macOS Catalina 10.15.4. A user may gain access to protected parts of the file system.",
  "dueDate": "",
  "id": "CVE-2020-9771",
  "kev_catalogs": [
    "vulncheck"
  ],
  "knownRansomwareCampaignUse": "Unknown",
  "product": "MacOS X",
  "requiredAction": "Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.",
  "severity": "HIGH",
  "source": "vulncheck_kev",
  "title": "macOS APFS Snapshot Mount Authorization Bypass",
  "vendor": "Apple"
}
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