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Vulnerabilities
Vulnerable Software

Vulnerability Details CVE-2021-30738

A malicious application may be able to overwrite arbitrary files. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-004 Mojave. An issue with path validation logic for hardlinks was addressed with improved path sanitization.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 19.1%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 2.1
Products affected by CVE-2021-30738
  • Apple » Mac Os X » Version: 10.14.0
    cpe:2.3:o:apple:mac_os_x:10.14.0
  • Apple » Mac Os X » Version: 10.14.1
    cpe:2.3:o:apple:mac_os_x:10.14.1
  • Apple » Mac Os X » Version: 10.14.2
    cpe:2.3:o:apple:mac_os_x:10.14.2
  • Apple » Mac Os X » Version: 10.14.3
    cpe:2.3:o:apple:mac_os_x:10.14.3
  • Apple » Mac Os X » Version: 10.14.4
    cpe:2.3:o:apple:mac_os_x:10.14.4
  • Apple » Mac Os X » Version: 10.14.5
    cpe:2.3:o:apple:mac_os_x:10.14.5
  • Apple » Mac Os X » Version: 10.14.6
    cpe:2.3:o:apple:mac_os_x:10.14.6
  • Apple » Macos » Version: 11.0.1
    cpe:2.3:o:apple:macos:11.0.1
  • Apple » Macos » Version: 11.1
    cpe:2.3:o:apple:macos:11.1
  • Apple » Macos » Version: 11.1.0
    cpe:2.3:o:apple:macos:11.1.0
  • Apple » Macos » Version: 11.2
    cpe:2.3:o:apple:macos:11.2
  • Apple » Macos » Version: 11.2.1
    cpe:2.3:o:apple:macos:11.2.1
  • Apple » Macos » Version: 11.3
    cpe:2.3:o:apple:macos:11.3
  • Apple » Macos » Version: 11.3.1
    cpe:2.3:o:apple:macos:11.3.1


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