PT-2021-18915 · Apple · Macos Big Sur+1

Ethicalhax + 1 · Published 2021-08-24 · Updated 2021-12-25 · CVE-2021-30853

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS Big Sur versions prior to 11.6

Description A malicious application may bypass Gatekeeper checks. This issue was addressed with improved checks.

Recommendations For versions prior to 11.6, update to macOS Big Sur 11.6 to resolve the issue. As a temporary workaround, consider restricting the installation of applications from unknown sources to minimize the risk of exploitation.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-30853

Affected Products

Apple Macos

Macos Big Sur

References · 12

• https://osv.dev/vulnerability/CVE-2021-30853 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30853 · Security Note
• https://support.apple.com/en-us/HT212804 · Note
• https://t.me/ckure/10474 · Telegram Post
• https://t.me/thehackernews/1755 · Telegram Post
• https://t.me/cybersecuritytechnologies/5041 · Telegram Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30853 · Note
• https://t.me/malwr/5731 · Telegram Post
• https://t.me/pentestingnews/16190 · Telegram Post
• https://t.me/ckure/10472 · Telegram Post
• https://t.me/cvenotify/22817 · Telegram Post
• https://support.apple.com/en-us/103147 · Note