VulnerabilityModified
CVE-2020-3846
A buffer overflow was addressed with improved size validation.
HIGH 8.8EPSS 1.78%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.78%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A buffer overflow was addressed with improved size validation. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2, iTunes for Windows 12.10.4, iCloud for Windows 11.0, iCloud for Windows 7.17. Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.78% probability · 77th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20, CWE-119
- Affected
- apple/icloud · apple/itunes · apple/ipados · apple/iphone os · apple/mac os x · apple/tvos · apple/watchos
- Source
- product-security@apple.com
References
- https://support.apple.com/HT210947Release Notes, Vendor Advisory
- https://support.apple.com/HT210948Release Notes, Vendor Advisory
- https://support.apple.com/HT210947Release Notes, Vendor Advisory
- https://support.apple.com/HT210948Release Notes, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.