Vulnerability in Apple iOS And Ipados
CVE-2023-40420
The issue was addressed with improved memory handling. This issue is fixed in macOS Ventura 13.6, tvOS 17, iOS 16.7 and iPadOS 16.7, macOS Monterey 12.7, watchOS 10, iOS 17 and iPadOS 17, macOS Sonoma 14. Processing web content may lead to a denial-of-service.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.014 (71.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.014 · change: +0.003
Affected products
- Apple iOS And Ipados — versions unspecified
- Apple Ipados
- Apple Iphone OS
- Apple macOS — versions unspecified
- Apple tvOS — versions unspecified
- Apple watchOS — versions unspecified
References
- support.apple.com/en-us/HT213938 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213932 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213927 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213931 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213936 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213940 (Release Notes, Vendor Advisory)
- support.apple.com/en-us/HT213937 (Release Notes, Vendor Advisory)
- seclists.org/fulldisclosure/2023/Oct/5 (Mailing List, Third Party Advisory)
- seclists.org/fulldisclosure/2023/Oct/10 (Mailing List, Third Party Advisory)
- seclists.org/fulldisclosure/2023/Oct/6
Frequently asked questions
- What is CVE-2023-40420?
- CVE-2023-40420 is a medium-severity vulnerability in Apple iOS And Ipados. CVSS score: 6.5/10. Published 2023-09-27.
- How severe is CVE-2023-40420?
- Medium severity. CVSS v3 base score is 6.5 out of 10.