// For flags

CVE-2021-30903

Apple Security Advisory 2021-10-26-2

Severity Score

7.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

This issue was addressed with improved checks. This issue is fixed in iOS 14.8.1 and iPadOS 14.8.1, iOS 15.1 and iPadOS 15.1, macOS Monterey 12.0.1. A local attacker may be able to cause unexpected application termination or arbitrary code execution.

Este problema se abordó con comprobaciones mejoradas. Este problema se corrigió en iOS versión 14.8.1 y iPadOS versión 14.8.1, iOS versión 15.1 y iPadOS versión 15.1, macOS Monterey versión 12.0.1. Un atacante local podría causar una terminación inesperada de la aplicación o la ejecución de código arbitrario

macOS Monterey 12.0.1 addresses buffer overflow, bypass, code execution, cross site scripting, information leakage, integer overflow, out of bounds read, out of bounds write, and use-after-free vulnerabilities.

*Credits: N/A
CVSS Scores
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Local
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* 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
  • 2024-08-03 CVE Updated
  • 2025-05-27 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
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"
Ipad Os
Search vendor "Apple" for product "Ipad Os"
< 14.8.1
Search vendor "Apple" for product "Ipad Os" and version " < 14.8.1"
-
Affected
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"
< 14.8.1
Search vendor "Apple" for product "Iphone Os" and version " < 14.8.1"
-
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 < 10.15.7
Search vendor "Apple" for product "Mac Os X" and version " >= 10.15 < 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
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_2020-005
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_2020-007
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_2021-006
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"
<= 12.0.0
Search vendor "Apple" for product "Macos" and version " <= 12.0.0"
-
Affected
Apple
Search vendor "Apple"
Tvos
Search vendor "Apple" for product "Tvos"
< 15.1
Search vendor "Apple" for product "Tvos" and version " < 15.1"
-
Affected
Apple
Search vendor "Apple"
Watchos
Search vendor "Apple" for product "Watchos"
< 8.1
Search vendor "Apple" for product "Watchos" and version " < 8.1"
-
Affected