Buffer overflow in Apple Iphone OS
CVE-2018-4420
A memory corruption issue was addressed by removing the vulnerable code. This issue affected versions prior to iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1.
Vulnerability class: Buffer Overflow
EPSS: 0.011 (61.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Apple Iphone_os
- Apple Mac_os_x
- Apple Tvos
- Apple Watchos
- N/a Ios, Macos, Tvos, Watchos — versions Versions prior to: iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1
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)
Frequently asked questions
- What is CVE-2018-4420?
- CVE-2018-4420 is a high-severity vulnerability in Apple Iphone OS, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2019-04-03.
- How severe is CVE-2018-4420?
- High severity. CVSS v3 base score is 7.8 out of 10.