CVE-2018-4140 Null dereference in n/a

What is CVE-2018-4140?

CVE-2018-4140 is a high-severity vulnerability in Apple Iphone Os, published on 3 Apr 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-476

Which versions are affected by CVE-2018-4140?

It affects 1 product.

Products include Apple Iphone Os.

How do I fix CVE-2018-4140?

No fix has been published for CVE-2018-4140 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-4140 being exploited?

There is no known exploitation of CVE-2018-4140 in the wild and no public exploit code.

Other vulnerabilities in Apple Iphone Os

• CVE-2021-30666 Apple iOS WebKit Buffer Overflow Exploited High 8.8
• CVE-2021-30761 Apple iOS WebKit Memory Corruption Exploited High 8.8
• CVE-2021-30762 Apple iOS WebKit Use-After-Free Exploited High 8.8
• CVE-2016-4657 Apple iOS Webkit Memory Corruption Exploited High 8.8
• CVE-2019-7286 Apple Multiple Products Memory Corruption Exploited High 7.8

All Apple Iphone Os vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xmqf-p7f5-83hr.