PT-2021-13544 · Apple · Macos Big Sur+1

Mikko Kenttälä + 1 · Published 2021-02-01 · Updated 2021-04-08 · CVE-2021-1751

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: macOS Big Sur versions prior to 11.2 Security Update versions prior to 2021-001 Catalina Security Update versions prior to 2021-001 Mojave

Description: A logic issue was addressed with improved state management. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.

Recommendations: For macOS Big Sur versions prior to 11.2, update to macOS Big Sur 11.2. For Security Update versions prior to 2021-001 Catalina, apply Security Update 2021-001 Catalina. For Security Update versions prior to 2021-001 Mojave, apply Security Update 2021-001 Mojave.

Fix

Related Identifiers

CVE-2021-1751

Affected Products

Apple Macos

Macos Big Sur

References · 5

• https://osv.dev/vulnerability/CVE-2021-1751 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-1751 · Security Note
• https://support.apple.com/en-us/HT212147 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-1751 · Note
• https://support.apple.com/en-us/103124 · Note