Buffer overflow in Apple Icloud
CVE-2019-8638
Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in watchOS 5.2, iCloud for Windows 7.11, iOS 12.2, iTunes 12.9.4 for Windows, Safari 12.1. Processing maliciously crafted web content may lead to arbitrary code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.013 (68.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Apple Icloud
- Apple Icloud For Windows — versions unspecified
- Apple iOS — versions unspecified
- Apple Iphone OS
- Apple Itunes
- Apple Itunes For Windows — versions unspecified
- Apple Safari — versions unspecified
- Apple watchOS — versions unspecified
Weakness classification (CWE)
References
- support.apple.com/en-us/HT209599 (Vendor Advisory)
- support.apple.com/en-us/HT209602 (Vendor Advisory)
- support.apple.com/en-us/HT209603 (Vendor Advisory)
- support.apple.com/en-us/HT209604 (Vendor Advisory)
- support.apple.com/en-us/HT209605 (Vendor Advisory)
Frequently asked questions
- What is CVE-2019-8638?
- CVE-2019-8638 is a high-severity vulnerability in Apple Icloud, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2020-10-27.
- How severe is CVE-2019-8638?
- High severity. CVSS v3 base score is 8.8 out of 10.