Buffer overflow in Apple Iphone OS
CVE-2018-4394
A memory corruption issue was addressed with improved input validation. This issue affected versions prior to iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1, iTunes 12.9.1.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.009 (59.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 59th percentile — 59.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Apple Iphone OS
- Apple Itunes
- Apple Mac OS X
- Apple tvOS
- Apple watchOS
- Microsoft Windows
- iOS, macOS, tvOS, watchOS, Itunes For Windows — versions Versions prior to: iOS 12.1, macOS Mojave 10.14.1, tvOS 12.1, watchOS 5.1, iTunes 12.9.1
Weakness classification (CWE)
References
- support.apple.com/kb/HT209193 (Vendor Advisory)
- support.apple.com/kb/HT209192 (Vendor Advisory)
- support.apple.com/kb/HT209195 (Vendor Advisory)
- support.apple.com/kb/HT209194 (Vendor Advisory)
- support.apple.com/kb/HT209197 (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-4394?
- CVE-2018-4394 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-2018-4394?
- High severity. CVSS v3 base score is 7.8 out of 10.