Vulnerability Database

290,206

Total vulnerabilities in the database

CVE-2021-30784

Multiple issues were addressed with improved logic. This issue is fixed in macOS Big Sur 11.5. A local attacker may be able to execute code on the Apple T2 Security Chip.

  • Published: Sep 8, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-30784
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: Low
  • Score: 4.6
  • AV:L/AC:L/Au:N/C:P/I:P/A:P

No CWE or OWASP classifications available.

Software From Fixed in
apple / mac_os_x 10.15 10.15.7
apple / mac_os_x 10.14.0 10.14.6
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 10.15.7-supplemental_update 10.15.7-supplemental_update.x
apple / mac_os_x 10.15.7-security_update_2020-005 10.15.7-security_update_2020-005.x
apple / mac_os_x 10.15.7-security_update_2020-007 10.15.7-security_update_2020-007.x
apple / mac_os_x 10.15.7 10.15.7.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 10.15.7-security_update_2020-001 10.15.7-security_update_2020-001.x
apple / mac_os_x 10.15.7-security_update_2020 10.15.7-security_update_2020.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 10.15.7-security_update_2021-001 10.15.7-security_update_2021-001.x
apple / mac_os_x 10.14.6-security_update_2021-003 10.14.6-security_update_2021-003.x
apple / mac_os_x 10.15.7-security_update_2021-002 10.15.7-security_update_2021-002.x
apple / mac_os_x 10.15.7-security_update_2021-003 10.15.7-security_update_2021-003.x
apple / mac_os_x 10.14.6-security_update_2021-004 10.14.6-security_update_2021-004.x
apple / macos - 11.5