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5.5

This issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. A malic...

CVE-2020-27949 · published 5 years ago
Summary

This issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. A malicious application may cause unexpected changes in memory belonging to processes traced by DTrace.

What to do
  • Update apple macos to version 11.1.0 or later.
Affected software
VendorProductAffected versions
apple mac_os_x >= 10.14, < 10.14.6
>= 10.15, < 10.15.7
10.14.6
10.15.7
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
apple macos >= 11.0, < 11.1.0
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
Original advisory text
This issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. A malic...
This issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. A malicious application may cause unexpected changes in memory belonging to processes traced by DTrace.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
5.5 Medium
Exploitation
<1% chance of attack within 30 days
Timeline
Published2 Apr 2021
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2020-27949 · NVD
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