Vulnerability Database

290,476

Total vulnerabilities in the database

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.

  • Published: Sep 8, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-30738
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

CVSS v2:

  • Severity: Low
  • Score: 2.1
  • AV:L/AC:L/Au:N/C:N/I:P/A:N

No CWE or OWASP classifications available.

Software From Fixed in
apple / mac_os_x 10.14.6-security_update_2020-001 10.14.6-security_update_2020-001.x
apple / mac_os_x 10.14.6-security_update_2020-002 10.14.6-security_update_2020-002.x
apple / mac_os_x 10.14.6-security_update_2020-003 10.14.6-security_update_2020-003.x
apple / mac_os_x 10.14.6-security_update_2020-004 10.14.6-security_update_2020-004.x
apple / mac_os_x 10.14.6-security_update_2020-005 10.14.6-security_update_2020-005.x
apple / mac_os_x 10.14.6-security_update_2020-006 10.14.6-security_update_2020-006.x
apple / mac_os_x 10.14.6-security_update_2019-007 10.14.6-security_update_2019-007.x
apple / mac_os_x 10.14.6-security_update_2019-004 10.14.6-security_update_2019-004.x
apple / mac_os_x 10.14.6-security_update_2019-005 10.14.6-security_update_2019-005.x
apple / mac_os_x 10.14.6-security_update_2019-006 10.14.6-security_update_2019-006.x
apple / mac_os_x 10.14.6-supplemental_update 10.14.6-supplemental_update.x
apple / mac_os_x 10.14.6-supplemental_update_2 10.14.6-supplemental_update_2.x
apple / mac_os_x 10.14.6 10.14.6.x
apple / mac_os_x 10.14.6-security_update_2020-007 10.14.6-security_update_2020-007.x
apple / mac_os_x 10.14.6-security_update_2019-001 10.14.6-security_update_2019-001.x
apple / mac_os_x 10.14.6-security_update_2019-002 10.14.6-security_update_2019-002.x
apple / mac_os_x 10.14.6-security_update_2021-001 10.14.6-security_update_2021-001.x
apple / mac_os_x 10.14.6-security_update_2021-002 10.14.6-security_update_2021-002.x
apple / mac_os_x 10.14.6-security_update_2021-003 10.14.6-security_update_2021-003.x
apple / mac_os_x 10.14.0 10.14.5.x
apple / macos 11.0.1 11.4