CVE-2018-4257 is a critical buffer overflow vulnerability affecting macOS High Sierra before version 10.13.5, addressed by Apple with improved size validation. This flaw carries a CVSS v3.0 score of 9.8, indicating a critical severity with a network-based attack vector, low attack complexity, and high impacts on confidentiality, integrity, and availability. While there is no known active exploitation or publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered significant community discussion with 10 mentions, surpassing 99% of all CVEs.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 10.13.5CPE matchmatch criteria | cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.