An out-of-bounds read was addressed with improved input validation. This issue is fixed in watchOS 9.5, tvOS 16.5, macOS Ventura 13.4, iOS 15.7.6 and iPadOS 15.7.6, Safari 16.5, iOS 16.5 and iPadOS 16.5. Processing web content may disclose sensitive information. Apple is aware of a report that this issue may have been actively exploited.
Published 2023-06-23 18:15:11
Updated 2024-01-05 14:15:46
Source Apple Inc.
View at NVD,

CVE-2023-28204 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
Apple iOS, iPadOS, macOS, tvOS, watchOS, and Safari WebKit contain an out-of-bounds read vulnerability that may disclose sensitive information when processing maliciously crafted web content. This vulnerability could impact HTML parsers that use WebKit, including but not limited to Apple Safari and
Added on 2023-05-22 Action due date 2023-06-12

Exploit prediction scoring system (EPSS) score for CVE-2023-28204

Probability of exploitation activity in the next 30 days EPSS Score History
~ 51 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-28204

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen

CWE ids for CVE-2023-28204

  • The product reads data past the end, or before the beginning, of the intended buffer.
    Assigned by: (Primary)

References for CVE-2023-28204

Products affected by CVE-2023-28204

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