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.
EPSS: 0.033 (87.1th 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:N/I:N/A:H.
Affected products
- Apple Iphone_os
- N/a — versions n/a
Weakness classification (CWE)
References
- product-security@apple.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- product-security@apple.com (x_refsource_CONFIRM, Vendor Advisory)
- product-security@apple.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
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.