CVE-2016-1133 describes a CRLF injection vulnerability in the H2O web server, specifically affecting versions before 1.6.2 and 1.7.x before 1.7.0-beta3. This flaw allows remote attackers to inject arbitrary HTTP headers and perform HTTP response splitting attacks through a specially crafted URI. The vulnerability has a low CVSS v3 score of 3.7, indicating a network attack vector with high attack complexity and a low impact on integrity, with no confidentiality or availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.6.1CPE matchmatch criteria | cpe:2.3:a:dena:h2o:*:*:*:*:*:*:*:* | ||
1.7.0CPE matchmatch criteria | cpe:2.3:a:dena:h2o:1.7.0:beta2:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.3 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.