CVE-2018-0608 describes a critical buffer overflow vulnerability affecting H2O version 2.2.4 and earlier. This flaw allows remote attackers to execute arbitrary code or trigger a denial of service without requiring user interaction. With a CVSS score of 9.8, it presents a severe risk due to its network-based attack vector and high impact on confidentiality, integrity, and availability. Despite its critical severity, there is no public exploit code available (Metasploit, Nuclei, ExploitDB), nor is there evidence of active exploitation or significant community discussion.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.2.4CPE matchmatch criteria | cpe:2.3:a:dena:h2o:*:*:*:*:*:*:*:* |
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.
Remediation records are not available for this CVE.