7.8
HIGH
CVE-2021-30903
APPLE iOS/PadOS/ MacOS Code Execution
Description

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.

INFO

Published Date :

Aug. 24, 2021, 7:15 p.m.

Last Modified :

Nov. 7, 2023, 3:33 a.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2021-30903 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Apple macos
2 Apple mac_os_x
3 Apple iphone_os
4 Apple tvos
5 Apple watchos
6 Apple ipad_os
7 Apple ipados
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2021-30903 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2021-30903 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Apple Inc. https://support.apple.com/kb/HT212871 [No types assigned]
    Added Reference Apple Inc. https://support.apple.com/kb/HT212872 [No types assigned]
    Added Reference Apple Inc. https://support.apple.com/kb/HT212876 [No types assigned]
    Added Reference Apple Inc. https://support.apple.com/kb/HT212874 [No types assigned]
    Added Reference Apple Inc. https://support.apple.com/en-us/HT212869 [No types assigned]
    Added Reference Apple Inc. https://support.apple.com/en-us/HT212867 [No types assigned]
    Added Reference Apple Inc. https://support.apple.com/en-us/HT212868 [No types assigned]
    Removed Reference MITRE https://support.apple.com/en-us/HT212868
    Removed Reference MITRE https://support.apple.com/en-us/HT212869
    Removed Reference MITRE https://support.apple.com/en-us/HT212867
    Removed Reference MITRE https://support.apple.com/kb/HT212872
    Removed Reference MITRE https://support.apple.com/kb/HT212874
    Removed Reference MITRE https://support.apple.com/kb/HT212876
    Removed Reference MITRE https://support.apple.com/kb/HT212871
  • CVE Source Update by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Source MITRE Apple Inc.
  • CPE Deprecation Remap by [email protected]

    Jan. 09, 2023

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:apple:ipad_os:15.0:*:*:*:*:*:*:* OR *cpe:2.3:o:apple:ipados:15.0:*:*:*:*:*:*:*
  • Modified Analysis by [email protected]

    Oct. 11, 2022

    Action Type Old Value New Value
    Changed Reference Type https://support.apple.com/kb/HT212871 No Types Assigned https://support.apple.com/kb/HT212871 Vendor Advisory
    Changed Reference Type https://support.apple.com/kb/HT212874 No Types Assigned https://support.apple.com/kb/HT212874 Vendor Advisory
    Changed Reference Type https://support.apple.com/kb/HT212876 No Types Assigned https://support.apple.com/kb/HT212876 Vendor Advisory
    Changed CPE Configuration OR *cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:ipad_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:iphone_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (including) 12.0.0 OR *cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:ipad_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:iphone_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* versions from (including) 10.15 up to (excluding) 10.15.7 *cpe:2.3:o:apple:mac_os_x:10.15.7:-:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-005:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-007:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:* *cpe:2.3:o:apple:mac_os_x:10.15.7:supplemental_update:*:*:*:*:*:* *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (including) 12.0.0 *cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* versions up to (excluding) 15.1 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions up to (excluding) 8.1
  • CVE Modified by [email protected]

    May. 26, 2022

    Action Type Old Value New Value
    Added Reference https://support.apple.com/kb/HT212874 [No Types Assigned]
    Added Reference https://support.apple.com/kb/HT212876 [No Types Assigned]
    Added Reference https://support.apple.com/kb/HT212871 [No Types Assigned]
  • Modified Analysis by [email protected]

    Feb. 11, 2022

    Action Type Old Value New Value
    Changed Reference Type https://support.apple.com/kb/HT212872 No Types Assigned https://support.apple.com/kb/HT212872 Vendor Advisory
    Changed CPE Configuration OR *cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:ipad_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:iphone_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:macos:12.0:*:*:*:*:*:*:* OR *cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:ipad_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:iphone_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions up to (including) 12.0.0
  • CVE Modified by [email protected]

    Jan. 20, 2022

    Action Type Old Value New Value
    Added Reference https://support.apple.com/kb/HT212872 [No Types Assigned]
  • Initial Analysis by [email protected]

    Nov. 02, 2021

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://support.apple.com/en-us/HT212867 No Types Assigned https://support.apple.com/en-us/HT212867 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT212868 No Types Assigned https://support.apple.com/en-us/HT212868 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT212869 No Types Assigned https://support.apple.com/en-us/HT212869 Vendor Advisory
    Added CWE NIST NVD-CWE-noinfo
    Added CPE Configuration OR *cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:ipad_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 14.8.1 *cpe:2.3:o:apple:iphone_os:15.0:*:*:*:*:*:*:* *cpe:2.3:o:apple:macos:12.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Oct. 28, 2021

    Action Type Old Value New Value
    Changed Description ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: none. Reason: This candidate was withdrawn by the CVE program. Notes: none. 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.
    Added Reference https://support.apple.com/en-us/HT212868 [No Types Assigned]
    Added Reference https://support.apple.com/en-us/HT212869 [No Types Assigned]
    Added Reference https://support.apple.com/en-us/HT212867 [No Types Assigned]
  • CVE Unrejected by [email protected]

    Oct. 28, 2021

    Action Type Old Value New Value
  • CVE Rejected by [email protected]

    Aug. 24, 2021

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2021-30903 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2021-30903 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.04 }} 0.00%

score

0.05635

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability