Apple Safari WebContent Sandbox Escalation CVE-2023-32409 (16.5)
CVE-2023-32409 Published on June 23, 2023

The issue was addressed with improved bounds checks. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.8 and iPadOS 15.7.8, Safari 16.5, iOS 16.5 and iPadOS 16.5. A remote attacker may be able to break out of Web Content sandbox. Apple is aware of a report that this issue may have been actively exploited.

NVD

Known Exploited Vulnerability

This Apple Multiple Products WebKit Sandbox Escape Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Apple iOS, iPadOS, macOS, tvOS, watchOS, and Safari WebKit contain an unspecified vulnerability that can allow a remote attacker to break out of the Web Content sandbox.

The following remediation steps are recommended / required by June 12, 2023: Apply updates per vendor instructions.

Vulnerability Analysis

CVE-2023-32409 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors in an automatable fashion. 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.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
CHANGED
Confidentiality Impact:
NONE
Integrity Impact:
HIGH
Availability Impact:
NONE

Products Associated with CVE-2023-32409

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Apple macOS
 
Apple watchOS
 
Apple tvOS
 
Apple Safari
 
Apple iOS
 
Apple iPadOS
 
Apple Ios And Ipados
 

Affected Versions

Apple macOS: Apple Safari: Apple watchOS: Apple iOS and iPadOS: Apple iOS and iPadOS: Apple tvOS:

Exploit Probability

EPSS
0.25%
Percentile
47.93%

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.