CVE-2023-41991

Apple Multiple Products Improper Certificate Validation Vulnerability

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

Yes

*KEV

Decision

*SSVC

Descriptions

A certificate validation issue was addressed. This issue is fixed in macOS Ventura 13.6, iOS 16.7 and iPadOS 16.7. A malicious app may be able to bypass signature validation. Apple is aware of a report that this issue may have been actively exploited against versions of iOS before iOS 16.7.

Se solucionó un problema de validación de certificados. Este problema se solucionó en macOS Ventura 13.6, iOS 16.7 y iPadOS 16.7. Es posible que una aplicación maliciosa pueda eludir la validación de firmas. Apple tiene conocimiento de un informe que indica que este problema puede haber sido explotado activamente en versiones de iOS anteriores a iOS 16.7.

Apple iOS, iPadOS, macOS, and watchOS contain an improper certificate validation vulnerability that can allow a malicious app to bypass signature validation.

*Credits: N/A

CVSS Scores

NISTv3.1 5.5

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-09-06 CVE Reserved
2023-09-21 CVE Published
2023-09-25 Exploited in Wild
2023-10-16 KEV Due Date
2023-11-28 First Exploit
2024-08-02 CVE Updated
2024-09-16 EPSS Updated

CWE

CWE-295: Improper Certificate Validation

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://github.com/Zenyith/CVE-2023-41991	2023-11-28

URL	Date	SRC

URL	Date	SRC
https://support.apple.com/en-us/HT213927	2024-06-21
https://support.apple.com/en-us/HT213931	2024-06-21

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"				< 16.7 Search vendor "Apple" for product "Ipados" and version " < 16.7"		-		Affected
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				17.0 Search vendor "Apple" for product "Ipados" and version "17.0"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 16.7 Search vendor "Apple" for product "Iphone Os" and version " < 16.7"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				17.0 Search vendor "Apple" for product "Iphone Os" and version "17.0"		-		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				>= 13.0 < 13.6 Search vendor "Apple" for product "Macos" and version " >= 13.0 < 13.6"		-		Affected