Use After Free in Apple Icloud
CVE-2020-9981
A use after free issue was addressed with improved memory management. This issue is fixed in watchOS 7.0, iOS 14.0 and iPadOS 14.0, iTunes for Windows 12.10.9, iCloud for Windows 11.5, tvOS 14.0, macOS Catalina 10.15.7, Security Update 2020-005 High Sierra, Security Update 2020-005 Mojave. Processing a maliciously crafted file may lead to arbitrary code execution.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.014 (71.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Apple Icloud
- Apple Ipados
- Apple Iphone OS
- Apple Itunes
- Apple macOS — versions unspecified
- Apple Mac OS X
- Apple tvOS — versions unspecified
- Apple watchOS — versions unspecified
Weakness classification (CWE)
References
- support.apple.com/en-us/HT211849 (Vendor Advisory)
- support.apple.com/en-us/HT211843 (Vendor Advisory)
- support.apple.com/en-us/HT211850 (Vendor Advisory)
- support.apple.com/en-us/HT211844 (Vendor Advisory)
- support.apple.com/en-us/HT211935 (Vendor Advisory)
- support.apple.com/en-us/HT211952 (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-9981?
- CVE-2020-9981 is a high-severity vulnerability in Apple Icloud, classified under Use After Free. CVSS score: 7.8/10. Published 2020-12-08.
- How severe is CVE-2020-9981?
- High severity. CVSS v3 base score is 7.8 out of 10.