// For flags

CVE-2021-30983

Apple iOS and iPadOS Buffer Overflow Vulnerability

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

Yes
*KEV

Decision

-
*SSVC
Descriptions

A buffer overflow issue was addressed with improved memory handling. This issue is fixed in iOS 15.2 and iPadOS 15.2. An application may be able to execute arbitrary code with kernel privileges.

Se solucionó un problema de desbordamiento del búfer con una administración de la memoria mejorada. Este problema se solucionó en iOS versión 15.2 e iPadOS versión 15.2. Una aplicación puede ejecutar código arbitrario con privilegios del kernel

Apple iOS and iPadOS contain a buffer overflow vulnerability that could allow an application to execute code with kernel privileges.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Medium
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
  • 2022-06-27 Exploited in Wild
  • 2022-07-18 KEV Due Date
  • 2024-07-30 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- First Exploit
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
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"
< 15.2
Search vendor "Apple" for product "Ipados" and version " < 15.2"
-
Affected
Apple
Search vendor "Apple"
Iphone Os
Search vendor "Apple" for product "Iphone Os"
< 15.2
Search vendor "Apple" for product "Iphone Os" and version " < 15.2"
-
Affected