NULL pointer dereference in Apple Iphone OS
CVE-2018-4140
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue involves the "Telephony" component. It allows remote attackers to cause a denial of service (NULL pointer dereference and reboot) via a Class 0 SMS message.
Published · last modified .
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:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.031 (87.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 87th percentile — 87.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.032 · newest: 0.031 · change: -0.001
Affected products
Weakness classification (CWE)
References
- www.securitytracker.com/id/1040604 (VDB Entry, Third Party Advisory, vdb-entry)
- support.apple.com/HT208693 (Vendor Advisory)
- www.securityfocus.com/bid/103578 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-4140?
- CVE-2018-4140 is a high-severity vulnerability in Apple Iphone OS, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2018-04-03.
- How severe is CVE-2018-4140?
- High severity. CVSS v3 base score is 7.5 out of 10.