Critical severity · published Apr 3, 2018
CVE-2018-4148
An issue was discovered in certain Apple products
9.8
CVSS
5.2%
EPSS
No
On KEV
Description
An issue was discovered in certain Apple products. iOS before 11.3 is affected. The issue involves the "Telephony" component. A buffer overflow allows remote attackers to execute arbitrary code.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)5.2% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IO
iOS · Apple
before 11.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-4148
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-4148
Third Party Advisory
http://www.securityfocus.com/bid/103578
Exploit
https://comsecuris.com/blog/posts/theres_life_in_the_old_dog_yet_tearing_new_holes_into_inteliphone_cellular_modems/
Vendor Advisory
https://support.apple.com/HT208693
More from iOS
10.0
CVE-2025-43300
Apple iOS, iPadOS, and macOS Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24201
Apple Multiple Products WebKit Out-of-Bounds Write Vulnerability
10.0
CVE-2025-24085
Apple Multiple Products Use-After-Free Vulnerability
9.8
CVE-2025-31200
Apple Multiple Products Memory Corruption Vulnerability
9.8
CVE-2025-31201
Apple Multiple Products Arbitrary Read and Write Vulnerability