CVE-2022-37797 is a denial-of-service vulnerability affecting lighttpd versions 1.4.65 and earlier, specifically within the mod_wstunnel module. An unauthenticated remote attacker can trigger a null pointer dereference by sending an invalid WebSocket handshake request, causing the server to crash. This vulnerability carries a CVSSv3.1 score of 7.5 (High) due to its network-based attack vector, low attack complexity, and high impact on availability. There is currently 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 |
|---|---|---|---|
1.4.65CPE matchmatch criteria | cpe:2.3:a:lighttpd:lighttpd:1.4.65:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.