Out-of-bounds Read in Apple Iphone OS
CVE-2018-4203
An out-of-bounds read was addressed with improved bounds checking. This issue affected versions prior to iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5.
Vulnerability class: Buffer Overflow
EPSS: 0.015 (72.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Apple Iphone_os
- Apple Mac_os_x
- Apple Tvos
- Apple Watchos
- N/a Ios, Macos, Tvos, Watchos — versions Versions prior to: iOS 12, macOS Mojave 10.14, tvOS 12, watchOS 5
Weakness classification (CWE)
References
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-4203?
- CVE-2018-4203 is a high-severity vulnerability in Apple Iphone OS, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2019-04-03.
- How severe is CVE-2018-4203?
- High severity. CVSS v3 base score is 7.5 out of 10.