Vulnerability Database

290,476

Total vulnerabilities in the database

CVE-2021-30733

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted font may result in the disclosure of process memory.

  • Published: Sep 8, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-30733
  • Severity: Medium
  • Exploit:

CVSS v3:

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

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
apple / mac_os_x 10.15 10.15.x
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 10.15.6-supplemental_update 10.15.6-supplemental_update.x
apple / mac_os_x 10.15.6 10.15.6.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 / iphone_os - 14.6
apple / watchos - 7.5
apple / tvos - 14.6
apple / mac_os_x 10.15.7-security_update_2021-002 10.15.7-security_update_2021-002.x
apple / mac_os_x 10.15.1 10.15.1.x
apple / mac_os_x 10.15.2 10.15.2.x
apple / mac_os_x 10.15.3 10.15.3.x
apple / mac_os_x 10.15.4 10.15.4.x
apple / mac_os_x 10.15.5 10.15.5.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 / ipados - 14.6
apple / mac_os_x 10.14.0 10.14.5.x
apple / macos 11.0.1 11.4