CVE-2021-22960 describes an HTTP Request Smuggling (HRS) vulnerability in the llhttp parser, versions prior to 2.1.4 and 6.0.6. This flaw occurs because the parser incorrectly ignores chunk extensions when processing chunked requests, affecting various Debian and Oracle products utilizing llhttp. The vulnerability carries a CVSS score of 6.5 (Medium), indicating it can be exploited remotely with low attack complexity and no user interaction, potentially leading to information disclosure and integrity impacts. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage regarding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 12.0, < 12.22.7CPE match | cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* | ||
>= 14.0, < 14.18.1CPE match | cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* | ||
>= 16.0, < 16.11.1CPE match | cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* | ||
< 2.1.4CPE matchmatch criteria | cpe:2.3:a:llhttp:llhttp:*:*:*:*:*:node.js:*:* | ||
>= 3.0.0, < 6.0.6CPE matchmatch criteria | cpe:2.3:a:llhttp:llhttp:*:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.