PT-2020-16842 · Apple · Apple Macos

Pattern_F + 1 · Published 2020-11-12 · Updated 2021-05-08 · CVE-2020-27904

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions macOS versions prior to 11.0.1

Description A logic issue existed, resulting in memory corruption. This issue was addressed with improved state management. An application may be able to execute arbitrary code with kernel privileges.

Recommendations For macOS versions prior to 11.0.1, update to macOS Big Sur 11.0.1 to resolve the issue. As a temporary workaround, consider restricting kernel privileges to minimize the risk of exploitation.

Exploit

Fix

Related Identifiers

CVE-2020-27904

Affected Products

Apple Macos

References · 15

• 🔥 https://github.com/pattern-f/xattr-oob-swap · Exploit
• https://support.apple.com/kb/HT212147 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-27904 · Security Note
• https://support.apple.com/en-us/HT211931 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-27904 · Vendor Advisory
• https://t.me/cvenotify/6817 · Telegram Post
• http://seclists.org/fulldisclosure/2021/Feb/14 · Note
• https://t.me/cvenotify/6975 · Telegram Post
• https://support.apple.com/en-us/103124 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27904 · Note
• https://support.apple.com/en-us/102846 · Note
• https://t.me/cvenotify/6769 · Telegram Post
• https://support.apple.com/en-us/HT212147 · Note
• https://t.me/cybersecuritytechnologies/3318 · Telegram Post
• http://seclists.org/fulldisclosure/2020/Dec/32 · Note