Vulnerability in Apple iOS
CVE-2018-4448
A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.4, Security Update 2019-002 High Sierra, Security Update 2019-002 Sierra, iOS 12.1.1, watchOS 5.1.2, macOS Mojave 10.14.2, Security Update 2018-003 High Sierra, Security Update 2018-006 Sierra, tvOS 12.1.1. A local user may be able to read kernel memory.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (19.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 19.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Apple iOS — versions unspecified
- Apple Iphone OS
- Apple macOS — versions unspecified
- Apple Mac OS X
- Apple tvOS
- Apple watchOS
References
- support.apple.com/en-us/HT209340 (Vendor Advisory)
- support.apple.com/en-us/HT209342 (Vendor Advisory)
- support.apple.com/en-us/HT209600 (Vendor Advisory)
- support.apple.com/en-us/HT209341 (Vendor Advisory)
- support.apple.com/en-us/HT209343 (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-4448?
- CVE-2018-4448 is a medium-severity vulnerability in Apple iOS. CVSS score: 5.5/10. Published 2020-10-27.
- How severe is CVE-2018-4448?
- Medium severity. CVSS v3 base score is 5.5 out of 10.