CVE-2018-4241 is a critical buffer overflow vulnerability in the Kernel component of Apple's iOS, macOS, tvOS, and watchOS operating systems prior to versions 11.4, 10.13.5, 11.4, and 4.3.1 respectively. This flaw, specifically within mptcp_usr_connectx, allows attackers to execute arbitrary code with elevated privileges through a specially crafted application. With a CVSS score of 7.8 (High) and a FAUCET Risk Score of 96/100, it poses a significant risk due to its potential for complete compromise of affected devices. While not currently listed in CISA's KEV or Hot List, public exploit code (EDB-44849) exists, and it has garnered community discussion and media coverage, indicating awareness and potential for future exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 11.4CPE matchmatch criteria | cpe:2.3:a:apple:apple_tv:*:*:*:*:*:*:*:* | ||
< 11.4CPE matchmatch criteria | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* | ||
< 10.13.5CPE matchmatch criteria | cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* | ||
< 4.3.1CPE matchmatch criteria | cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.