// For flags

CVE-2021-30738

 

Severity Score

5.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A malicious application may be able to overwrite arbitrary files. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-004 Mojave. An issue with path validation logic for hardlinks was addressed with improved path sanitization.

Una aplicación maliciosa puede ser capaz de sobrescribir archivos arbitrarios. Este problema se corrigió en macOS Big Sur versión 11.4, Security Update 2021-004 Mojave. Se abordó un problema con la lógica de comprobación de la ruta para los enlaces duros mediante un saneamiento de ruta mejorada

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
None
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-04-13 CVE Reserved
  • 2021-09-08 CVE Published
  • 2023-04-01 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
CAPEC
References (2)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
>= 10.14.0 <= 10.14.5
Search vendor "Apple" for product "Mac Os X" and version " >= 10.14.0 <= 10.14.5"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
-
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-001
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-002
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-004
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-005
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-006
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2019-007
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-001
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-002
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-003
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-004
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-005
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-006
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2020-007
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2021-001
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2021-002
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
security_update_2021-003
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
supplemental_update
Affected
Apple
Search vendor "Apple"
Mac Os X
Search vendor "Apple" for product "Mac Os X"
10.14.6
Search vendor "Apple" for product "Mac Os X" and version "10.14.6"
supplemental_update_2
Affected
Apple
Search vendor "Apple"
Macos
Search vendor "Apple" for product "Macos"
>= 11.0.1 < 11.4
Search vendor "Apple" for product "Macos" and version " >= 11.0.1 < 11.4"
-
Affected