VULNERABILITY INTELLIGENCE
CVE-2020-9818
CVSS score8.8 HIGH
EPSS probability2.34%
CISA KEVKnown exploited vulnerability
Published2020-06-09
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Known Exploited Vulnerability
Apple iOS, iPadOS, and watchOS Out-of-Bounds Write Vulnerability
Vendor / product: Apple / iOS, iPadOS, and watchOS
Description
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, iOS 12.4.7, watchOS 6.2.5. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.
Weakness classification
- nvd@nist.gov: CWE-787
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-787
Primary references
- product-security@apple.com — Release Notes, Vendor Advisory
- product-security@apple.com — Release Notes, Vendor Advisory
- product-security@apple.com — Release Notes, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 — US Government Resource