VULNERABILITY INTELLIGENCE

CVE-2021-30855

CVSS score5.5 MEDIUM
EPSS probability2.40%
CISA KEVNot currently listed
Published2021-08-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Description

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.

Weakness classification

  • nvd@nist.gov: CWE-59

Primary references