Apple OS Kernel State Modification Vulnerability (pre-12.6.8,15.7.1)
CVE-2023-38606 Published on July 27, 2023
This issue was addressed with improved state management. This issue is fixed in macOS Monterey 12.6.8, iOS 15.7.8 and iPadOS 15.7.8, iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Big Sur 11.7.9, macOS Ventura 13.5, watchOS 9.6. An app may be able to modify sensitive kernel state. Apple is aware of a report that this issue may have been actively exploited against versions of iOS released before iOS 15.7.1.
Known Exploited Vulnerability
This Apple Multiple Products Kernel Unspecified Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Apple iOS, iPadOS, macOS, tvOS, and watchOS contain an unspecified vulnerability allowing an app to modify sensitive kernel state.
The following remediation steps are recommended / required by August 16, 2023: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vulnerability Analysis
CVE-2023-38606 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality, a high impact on integrity, and no impact on availability.
Products Associated with CVE-2023-38606
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Affected Versions
Apple tvOS:- Version unspecified and below 16.6 is affected.
- Version unspecified and below 16.6 is affected.
- Version unspecified and below 13.5 is affected.
- Version unspecified and below 15.7 is affected.
- Version unspecified and below 11.7 is affected.
- Version unspecified and below 12.6 is affected.
- Version unspecified and below 9.6 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.