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CVE-2023-41991

Quick assessment

Affected
Apple iOS and iPadOS
Exploitation
Confirmed exploitation in the wild; remediate immediately
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apple watchOS是美国苹果（Apple）公司的一套智能手表操作系统。 Apple watchOS 9.6.3之前版本存在信任管理问题漏洞，该漏洞源于恶意应用程序可能能够绕过签名验证。

AI Predicted 8.5 Difficulty: Hard KEV EPSS 13.38% · P96
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I. Basic Information for CVE-2023-41991

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Apple watchOS 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apple watchOS是美国苹果（Apple）公司的一套智能手表操作系统。 Apple watchOS 9.6.3之前版本存在信任管理问题漏洞，该漏洞源于恶意应用程序可能能够绕过签名验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Shenlong Deep Dive — AI Deep Analysis

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Affected Products

Vendor Product Affected Versions CPE Subscribe
Apple iOS and iPadOS unspecified ~ 16.7 -
Apple macOS unspecified ~ 13.6 -

II. Public POCs for CVE-2023-41991

# POC Description Source Link Shenlong Link
1 None https://github.com/ZZY3312/CVE-2023-41991 POC Details
2 None https://github.com/Zenyith/CVE-2023-41991 POC Details
3 iOS/macOS library that exploits CVE-2023-41991 for signing iOS applications. https://github.com/dmytrozykov/appsign POC Details
4 None https://github.com/itsgiddd/CVE-2023-41991 POC Details
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III. Intelligence Information for CVE-2023-41991

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Vendor Advisories for CVE-2023-41991 (2)

Mailing List Discussions for CVE-2023-41991 (2)

Same Patch Batch · Apple · 2023-09-21 · 3 CVEs total

CVE-2023-41993 Apple Safari 代码问题漏洞
CVE-2023-41992 Apple watchOS 代码问题漏洞

IV. Related Vulnerabilities

Same product: iOS and iPadOS
Same vendor: Apple

V. Comments for CVE-2023-41991

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