CVE-2023-42916 KEV
6.5
MEDIUM · CVSS 3.1 · EPSS 17.8% (pctl 97)
Patch first
On CISA KEV — known exploited in the wild, due 2023-12-25.
Description
An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 17.1.2 and iPadOS 17.1.2, macOS Sonoma 14.1.2, Safari 17.1.2. Processing web content may disclose sensitive information. Apple is aware of a report that this issue may have been exploited against versions of iOS before iOS 16.7.1.
Scoring
| CVSS | 6.5 (MEDIUM, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
| EPSS | 17.82% — more likely to be exploited than 97% of all CVEs |
| Weakness | CWE-125 |
| On CISA KEV | yes — remediate by 2023-12-25 |
| Public exploit | none known |
| Published | 2023-11-30 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Apple Multiple Products WebKit Out-of-Bounds Read Vulnerability |
|---|---|
| Added | 2023-12-04 |
| Due | 2023-12-25 |
| Vendor / product | Apple / Multiple Products |
| Ransomware use | none reported |
Affected (7)
| Vendor | Product |
|---|---|
| apple | ipados |
| apple | iphone os |
| apple | macos |
| apple | safari |
| debian | debian linux |
| fedoraproject | fedora |
| webkitgtk | webkitgtk\+ |
References
- http://seclists.org/fulldisclosure/2023/Dec/12
- http://seclists.org/fulldisclosure/2023/Dec/13
- http://seclists.org/fulldisclosure/2023/Dec/3
- http://seclists.org/fulldisclosure/2023/Dec/4
- http://seclists.org/fulldisclosure/2023/Dec/5
- http://seclists.org/fulldisclosure/2023/Dec/8
- http://seclists.org/fulldisclosure/2024/Jan/35
- http://www.openwall.com/lists/oss-security/2023/12/05/1
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AD2KIHHCUBQC2YYH3FJWAHI5BG3QETOH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P5LQS6VEI7VIZNC7QGQ62EOV45R5RJIR/
- https://security.gentoo.org/glsa/202401-04
- https://support.apple.com/en-us/HT214031
- https://support.apple.com/en-us/HT214032
- https://support.apple.com/en-us/HT214033
- https://support.apple.com/kb/HT214033
- https://support.apple.com/kb/HT214034
- https://support.apple.com/kb/HT214062
- https://www.debian.org/security/2023/dsa-5575
- http://seclists.org/fulldisclosure/2023/Dec/12
- http://seclists.org/fulldisclosure/2023/Dec/13
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