Use After Free in Apple Icloud
CVE-2020-9893
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, Safari 13.1.2, iTunes 12.10.8 for Windows, iCloud for Windows 11.3, iCloud for Windows 7.20. A remote attacker may be able to cause unexpected application termination or arbitrary code execution.
Vulnerability class: Use-After-Free
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: 0.029 (86.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 86.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
- Apple Icloud
- Apple Icloud For Windows — versions unspecified
- Apple Icloud For Windows (Legacy) — versions unspecified
- Apple iOS — versions unspecified
- Apple Ipados
- Apple Iphone OS
- Apple Itunes
- Apple Itunes For Windows — versions unspecified
- Apple Safari — versions unspecified
- Apple tvOS — versions unspecified
Weakness classification (CWE)
References
- support.apple.com/HT211288 (Vendor Advisory)
- support.apple.com/HT211290 (Vendor Advisory)
- support.apple.com/HT211291 (Vendor Advisory)
- support.apple.com/HT211292 (Vendor Advisory)
- support.apple.com/HT211293 (Vendor Advisory)
- support.apple.com/HT211294 (Vendor Advisory)
- support.apple.com/HT211295 (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-9893?
- CVE-2020-9893 is a high-severity vulnerability in Apple Icloud, classified under Use After Free. CVSS score: 8.8/10. Published 2020-10-16.
- How severe is CVE-2020-9893?
- High severity. CVSS v3 base score is 8.8 out of 10.