PT-2021-18797 · Apple · Apple Macos

Josh Parnham + 1 · Published 2021-05-24 · Updated 2023-08-27 · CVE-2021-30673

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Name of the Vulnerable Software and Affected Versions macOS versions prior to Big Sur 11.4 Security Update 2021-003 Catalina versions prior to the fixed version

Description An access issue was addressed with improved access restrictions, allowing a malicious application to potentially access a user's call history.

Recommendations For macOS versions prior to Big Sur 11.4, update to macOS Big Sur 11.4 to resolve the issue. For Security Update 2021-003 Catalina, apply Security Update 2021-003 Catalina to fix the issue.

Fix

Related Identifiers

CVE-2021-30673

Affected Products

Apple Macos

References · 9

• https://support.apple.com/en-us/HT212530 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-30673 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30673 · Security Note
• https://support.apple.com/en-us/HT212529 · Vendor Advisory
• https://support.apple.com/en-us/103131 · Note
• https://t.me/cvenotify/21008 · Telegram Post
• https://twitter.com/joshparnham/status/1695775723427078399 · Twitter Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30673 · Note
• https://t.me/cibsecurity/28435 · Telegram Post