Vulnerability Database

289,784

Total vulnerabilities in the database

CVE-2021-30855

A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. An application may be able to access restricted files.

  • Published: Aug 24, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-30855
  • 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 - 10.15.7
apple / mac_os_x 10.15.7-supplemental_update 10.15.7-supplemental_update.x
apple / mac_os_x 10.15.7 10.15.7.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_2021-001 10.15.7-security_update_2021-001.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 / ipados - 14.8
apple / iphone_os - 14.8
apple / macos - 11.6
apple / mac_os_x 10.15.7-security_update_2021-004 10.15.7-security_update_2021-004.x
apple / watchos - 8.0
apple / tvos - 15.0