CVE-2023-38611
CVE-2023-38611 is a high-severity vulnerability in Apple Safari with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 1% (63rd percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Apple Safari
- Published:
- Last modified:
Description
The issue was addressed with improved memory handling. This issue is fixed in iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Ventura 13.5, Safari 16.6, watchOS 9.6. Processing web content may lead to arbitrary code execution.
Frequently asked questions
- What is CVE-2023-38611?
- The issue was addressed with improved memory handling. This issue is fixed in iOS 16.6 and iPadOS 16.6, tvOS 16.6, macOS Ventura 13.5, Safari 16.6, watchOS 9.6. Processing web content may lead to arbitrary code execution.
- How severe is CVE-2023-38611?
- CVE-2023-38611 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-38611 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-38611?
- CVE-2023-38611 primarily affects Apple Safari. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2023-38611?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2023-38611 published?
- CVE-2023-38611 was published on 2023-07-27 and last updated on 2026-06-17.
References
- http://www.openwall.com/lists/oss-security/2023/08/02/1
- https://lists.fedoraproject.org/archives/list/[email protected]/message/KJ4DG5LHWG2INDOTPB7MO4JVJN6LKL3M/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/KQXJYKTGLKI6TJEFJCKPHCNY7PS72OER/
- https://security.gentoo.org/glsa/202401-04
- https://support.apple.com/en-us/HT213841
- https://support.apple.com/en-us/HT213843
- https://support.apple.com/en-us/HT213846
- https://support.apple.com/en-us/HT213847
- https://support.apple.com/en-us/HT213848
- https://www.debian.org/security/2023/dsa-5468
Affected products (6)
- cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
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