CVE-2021-30913
MEDIUM
5.5
CVSS Score
Published: August 24, 2021 at 06:50 PM UTC
Updated: June 17, 2026 at 03:51 AM UTC
1 product affected across 1 vendormacOS
Using macOS by Apple?
Get instant alerts when new vulnerabilities affect macOS - before attackers find them.
Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM5.5
Exploit prediction
EPSS 2%
Description
The issue was addressed with improved permissions logic. This issue is fixed in macOS Monterey 12.0.1, macOS Big Sur 11.6.1. An unprivileged application may be able to edit NVRAM variables.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 11.6v < 12.010.15 ≤ v < 10.15.711.0 ≤ v < 11.6.110.15.710.15.7 security_update_202010.15.7 security_update_2020-110.15.7 security_update_2020-510.15.7 security_update_2020-710.15.7 security_update_2021-110.15.7 security_update_2021-210.15.7 security_update_2021-310.15.7 security_update_2021-610.15.7 supplemental_update12.0
Affected range stops below 10.15.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.6.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 12.0, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (3)
CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
Get alerted
Stop reading CVE feeds looking for your own stack
Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.
Free plan, no card