Known Exploited Vulnerability
7.8
HIGH
CVE-2023-32434
Apple Multiple Products Integer Overflow Vulnerabi - [Actively Exploited]
Description

An integer overflow was addressed with improved input validation. This issue is fixed in watchOS 9.5.2, macOS Big Sur 11.7.8, iOS 15.7.7 and iPadOS 15.7.7, macOS Monterey 12.6.7, watchOS 8.8.1, iOS 16.5.1 and iPadOS 16.5.1, macOS Ventura 13.4.1. An app may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.

INFO

Published Date :

June 23, 2023, 6:15 p.m.

Last Modified :

Feb. 14, 2025, 4:21 p.m.

Remotely Exploitable :

No

Impact Score :

5.9

Exploitability Score :

1.8
CISA Notification
CISA KEV (Known Exploited Vulnerabilities)

For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.

Description :

Apple iOS. iPadOS, macOS, and watchOS contain an integer overflow vulnerability that could allow an application to execute code with kernel privileges.

Required Action :

Apply updates per vendor instructions.

Notes :

https://support.apple.com/en-us/HT213808, https://support.apple.com/en-us/HT213812, https://support.apple.com/en-us/HT213809, https://support.apple.com/en-us/HT213810, https://support.apple.com/en-us/HT213813, https://support.apple.com/en-us/HT213811, https://support.apple.com/en-us/HT213814; https://nvd.nist.gov/vuln/detail/CVE-2023-32434

Public PoC/Exploit Available at Github

CVE-2023-32434 has a 17 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2023-32434 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 iphone_os
3 Apple watchos
4 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).

Deterministic kernel exploit based on CVE-2023-32434.

Objective-C C

Updated: 1 week, 1 day ago
70 stars 9 fork 9 watcher
Born at : March 1, 2025, 11:07 p.m. This repo has been linked 1 different CVEs too.

None

Updated: 3 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : Dec. 27, 2024, 9:43 a.m. This repo has been linked 3 different CVEs too.

None

Updated: 4 months ago
0 stars 0 fork 0 watcher
Born at : Dec. 18, 2024, 8:50 a.m. This repo has been linked 3 different CVEs too.

None

Updated: 6 months, 1 week ago
0 stars 0 fork 0 watcher
Born at : Oct. 12, 2024, 12:36 a.m. This repo has been linked 3 different CVEs too.

None

Makefile Swift C Objective-C

Updated: 8 months, 4 weeks ago
0 stars 0 fork 0 watcher
Born at : July 20, 2024, 11:22 a.m. This repo has been linked 2 different CVEs too.

None

Updated: 10 months, 4 weeks ago
0 stars 0 fork 0 watcher
Born at : May 21, 2024, 12:10 p.m. This repo has been linked 3 different CVEs too.

Main Repo For PureKFD

Updated: 8 months ago
3 stars 1 fork 1 watcher
Born at : Dec. 24, 2023, 6:42 p.m. This repo has been linked 2 different CVEs too.

None

Updated: 11 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : Nov. 13, 2023, 7:27 p.m. This repo has been linked 3 different CVEs too.

None

Python HTML JavaScript C

Updated: 5 days, 1 hour ago
115 stars 15 fork 15 watcher
Born at : Nov. 2, 2023, 12:56 p.m. This repo has been linked 3 different CVEs too.

None

Makefile Swift C Objective-C

Updated: 1 year, 7 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 28, 2023, 11:21 a.m. This repo has been linked 2 different CVEs too.

fork for testing

Makefile Swift C Objective-C

Updated: 1 year, 7 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 24, 2023, 4:31 p.m. This repo has been linked 2 different CVEs too.

None

Swift C Objective-C

Updated: 2 months, 3 weeks ago
28 stars 3 fork 3 watcher
Born at : Aug. 11, 2023, 11:06 a.m. This repo has been linked 2 different CVEs too.

None

Makefile Swift C

Updated: 1 year, 8 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 5, 2023, 8:56 p.m. This repo has been linked 2 different CVEs too.

None

Makefile Swift C Objective-C

Updated: 1 year, 8 months ago
0 stars 0 fork 0 watcher
Born at : July 31, 2023, 8:33 a.m. This repo has been linked 2 different CVEs too.

kfd, short for kernel file descriptor, is a project to read and write kernel memory on Apple devices.

Makefile Swift C

Updated: 3 days, 23 hours ago
915 stars 102 fork 102 watcher
Born at : July 21, 2023, 12:30 p.m. This repo has been linked 3 different CVEs too.

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

The following list is the news that have been mention CVE-2023-32434 vulnerability anywhere in the article.

  • Cyber Security News
Trigon – A New Exploit Revealed for iOS 0-Day kernel Vulnerability

Security researchers have released a sophisticated new kernel exploit targeting Apple iOS devices, dubbed Trigon, which leverages a critical vulnerability in the XNU kernel’s virtual memory subsystem. ... Read more

Published Date: Mar 03, 2025 (1 month, 2 weeks ago)
  • BleepingComputer
Apple fixes zero-day exploited in 'extremely sophisticated' attacks

Apple has released emergency security updates to patch a zero-day vulnerability that the company says was exploited in targeted and "extremely sophisticated" attacks. "A physical attack may disable US ... Read more

Published Date: Feb 10, 2025 (2 months, 1 week ago)
  • BleepingComputer
Apple fixes two zero-days used in attacks on Intel-based Macs

Apple released emergency security updates to fix two zero-day vulnerabilities that were exploited in attacks on Intel-based Mac systems. "Apple is aware of a report that this issue may have been explo ... Read more

Published Date: Nov 19, 2024 (4 months, 4 weeks ago)

The following table lists the changes that have been made to the CVE-2023-32434 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.

  • Modified Analysis by [email protected]

    Feb. 14, 2025

    Action Type Old Value New Value
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Feb. 03, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Added CWE CWE-190
  • Modified Analysis by [email protected]

    Jan. 23, 2025

    Action Type Old Value New Value
    Changed Reference Type https://support.apple.com/en-us/HT213808 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213808 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213808 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213808 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213809 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213809 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213809 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213809 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213810 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213810 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213810 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213810 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213811 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213811 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213811 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213811 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213812 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213812 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213812 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213812 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213813 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213813 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213813 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213813 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213814 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213814 Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213814 Release Notes, Vendor Advisory https://support.apple.com/en-us/HT213814 Vendor Advisory
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2023/Oct/20
    Added Reference https://support.apple.com/en-us/HT213808
    Added Reference https://support.apple.com/en-us/HT213809
    Added Reference https://support.apple.com/en-us/HT213810
    Added Reference https://support.apple.com/en-us/HT213811
    Added Reference https://support.apple.com/en-us/HT213812
    Added Reference https://support.apple.com/en-us/HT213813
    Added Reference https://support.apple.com/en-us/HT213814
    Added Reference https://support.apple.com/kb/HT213990
  • Modified Analysis by [email protected]

    Jun. 27, 2024

    Action Type Old Value New Value
    Changed Reference Type http://seclists.org/fulldisclosure/2023/Oct/20 No Types Assigned http://seclists.org/fulldisclosure/2023/Oct/20 Mailing List, Third Party Advisory
    Changed Reference Type https://support.apple.com/kb/HT213990 No Types Assigned https://support.apple.com/kb/HT213990 Vendor Advisory
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Oct. 25, 2023

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2023/Oct/20 [No Types Assigned]
  • CVE Modified by [email protected]

    Oct. 25, 2023

    Action Type Old Value New Value
    Added Reference https://support.apple.com/kb/HT213990 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 27, 2023

    Action Type Old Value New Value
    Changed Description An integer overflow was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.7, iOS 16.5.1 and iPadOS 16.5.1, iOS 15.7.7 and iPadOS 15.7.7, macOS Big Sur 11.7.8, watchOS 9.5.2, macOS Ventura 13.4.1, watchOS 8.8.1. An app may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7. An integer overflow was addressed with improved input validation. This issue is fixed in watchOS 9.5.2, macOS Big Sur 11.7.8, iOS 15.7.7 and iPadOS 15.7.7, macOS Monterey 12.6.7, watchOS 8.8.1, iOS 16.5.1 and iPadOS 16.5.1, macOS Ventura 13.4.1. An app may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.
  • CVE Modified by [email protected]

    Jul. 27, 2023

    Action Type Old Value New Value
    Changed Description An integer overflow was addressed with improved input validation. This issue is fixed in watchOS 8.8.1, iOS 16.5.1 and iPadOS 16.5.1, iOS 15.7.7 and iPadOS 15.7.7, macOS Big Sur 11.7.8, macOS Monterey 12.6.7, macOS Ventura 13.4.1, watchOS 9.5.2. An app may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7. An integer overflow was addressed with improved input validation. This issue is fixed in macOS Monterey 12.6.7, iOS 16.5.1 and iPadOS 16.5.1, iOS 15.7.7 and iPadOS 15.7.7, macOS Big Sur 11.7.8, watchOS 9.5.2, macOS Ventura 13.4.1, watchOS 8.8.1. An app may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.
    Removed Reference http://seclists.org/fulldisclosure/2023/Jul/10 [No Types Assigned]
    Removed Reference http://seclists.org/fulldisclosure/2023/Jul/4 [No Types Assigned]
    Removed Reference http://seclists.org/fulldisclosure/2023/Jul/5 [No Types Assigned]
    Removed Reference http://seclists.org/fulldisclosure/2023/Jul/6 [No Types Assigned]
    Removed Reference http://seclists.org/fulldisclosure/2023/Jul/7 [No Types Assigned]
    Removed Reference http://seclists.org/fulldisclosure/2023/Jul/8 [No Types Assigned]
    Removed Reference http://seclists.org/fulldisclosure/2023/Jul/9 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 07, 2023

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2023/Jul/8 [No Types Assigned]
    Added Reference http://seclists.org/fulldisclosure/2023/Jul/9 [No Types Assigned]
    Added Reference http://seclists.org/fulldisclosure/2023/Jul/10 [No Types Assigned]
    Added Reference http://seclists.org/fulldisclosure/2023/Jul/4 [No Types Assigned]
    Added Reference http://seclists.org/fulldisclosure/2023/Jul/5 [No Types Assigned]
    Added Reference http://seclists.org/fulldisclosure/2023/Jul/6 [No Types Assigned]
    Added Reference http://seclists.org/fulldisclosure/2023/Jul/7 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jun. 30, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Changed Reference Type https://support.apple.com/en-us/HT213808 No Types Assigned https://support.apple.com/en-us/HT213808 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213809 No Types Assigned https://support.apple.com/en-us/HT213809 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213810 No Types Assigned https://support.apple.com/en-us/HT213810 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213811 No Types Assigned https://support.apple.com/en-us/HT213811 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213812 No Types Assigned https://support.apple.com/en-us/HT213812 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213813 No Types Assigned https://support.apple.com/en-us/HT213813 Release Notes, Vendor Advisory
    Changed Reference Type https://support.apple.com/en-us/HT213814 No Types Assigned https://support.apple.com/en-us/HT213814 Release Notes, Vendor Advisory
    Added CWE NIST CWE-190
    Added CPE Configuration OR *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions up to (excluding) 15.7.7 *cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* versions from (including) 16.0 up to (excluding) 16.5.1 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to (excluding) 15.7.7 *cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions from (including) 16.0 up to (excluding) 16.5.1 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 11.0 up to (excluding) 11.7.8 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 12.0.0 up to (excluding) 12.6.7 *cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* versions from (including) 13.0 up to (excluding) 13.4.1 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions up to (excluding) 8.8.1 *cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* versions from (including) 9.0 up to (excluding) 9.5.2
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-2023-32434 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-2023-32434 weaknesses.

Exploit Prediction

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

85.34 }} 26.00%

score

0.99287

percentile

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