Home/CVE/A race condition was addressed with additional validation. This issue is fixed in Security Update 2021-002 Catalina, Sec
CVE

CVE-2021-30652

A race condition was addressed with additional validation. This issue is fixed in Security Update 2021-002 Catalina, Sec

A race condition was addressed with additional validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to gain root privileges.

HIGH · CVSS 7 EPSS 0.00225
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-362Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
▤

Affected Products & Versions

8
apple ipados< 14.5
apple iphone os< 14.5
apple mac os x>= 10.14 and <= 10.14.5
apple mac os x>= 10.15 and <= 10.15.5
apple mac os xall versions
apple macos>= 11.0 and < 11.3
apple tvos< 14.5
apple watchos< 7.4
▣

Scoring & Timeline

7
HIGH · CVSS v3.1 · product-security@apple.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Sep 2021 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://support.apple.com/en-us/HT212317Vendor Advisory
https://support.apple.com/en-us/HT212323Vendor Advisory
https://support.apple.com/en-us/HT212324Vendor Advisory
https://support.apple.com/en-us/HT212325Vendor Advisory
https://support.apple.com/en-us/HT212326Vendor Advisory
https://support.apple.com/en-us/HT212327Vendor Advisory
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