// For flags

CVE-2021-30857

 

Severity Score

7.0
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A race condition was addressed with improved locking. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, macOS Big Sur 11.6. A malicious application may be able to execute arbitrary code with kernel privileges.

Se abordó una condición de carrera con un bloqueo mejorado. Este problema se corrigió en Security Update 2021-005 Catalina, iOS versión 14.8 y iPadOS versión 14.8, tvOS versión 15, iOS versión 15 y iPadOS versión 15, watchOS versión 8, macOS Big Sur versión 11.6. Una aplicación maliciosa puede ser capaz de ejecutar código arbitrario con privilegios del kernel

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-04-13 CVE Reserved
  • 2021-08-24 CVE Published
  • 2024-05-09 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Apple
Search vendor "Apple"
Ipados
Search vendor "Apple" for product "Ipados"
< 15.0
Search vendor "Apple" for product "Ipados" and version " < 15.0"
-
Affected
Apple
Search vendor "Apple"
Iphone Os
Search vendor "Apple" for product "Iphone Os"
< 15.0
Search vendor "Apple" for product "Iphone Os" and version " < 15.0"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
< 10.15.7
Search vendor "Apple" for product "Mac Os X" and version " < 10.15.7"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.15.7
Search vendor "Apple" for product "Mac Os X" and version "10.15.7"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.15.7
Search vendor "Apple" for product "Mac Os X" and version "10.15.7"
security_update_2020-001
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.15.7
Search vendor "Apple" for product "Mac Os X" and version "10.15.7"
security_update_2021-001
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.15.7
Search vendor "Apple" for product "Mac Os X" and version "10.15.7"
security_update_2021-002
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.15.7
Search vendor "Apple" for product "Mac Os X" and version "10.15.7"
security_update_2021-003
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.15.7
Search vendor "Apple" for product "Mac Os X" and version "10.15.7"
security_update_2021-004
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.15.7
Search vendor "Apple" for product "Mac Os X" and version "10.15.7"
supplemental_update
Affected
Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
>= 11.0 < 11.6
Search vendor "Apple" for product "Macos" and version " >= 11.0 < 11.6"
-
Affected
Apple
Search vendor "Apple"
Tvos
Search vendor "Apple" for product "Tvos"
< 15.0
Search vendor "Apple" for product "Tvos" and version " < 15.0"
-
Affected
Apple
Search vendor "Apple"
Watchos
Search vendor "Apple" for product "Watchos"
< 8.0
Search vendor "Apple" for product "Watchos" and version " < 8.0"
-
Affected