UBUNTU-CVE-2021-22959

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Source
https://ubuntu.com/security/CVE-2021-22959
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-22959.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-22959
Upstream
Withdrawn
2025-07-18T16:46:39Z
Published
2021-11-15T15:15:00Z
Modified
2025-07-16T07:34:21.180817Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

The parser in accepts requests with a space (SP) right after the header name before the colon. This can lead to HTTP Request Smuggling (HRS) in llhttp < v2.1.4 and < v6.0.6.

References

Affected packages

Ubuntu:22.04:LTS / nodejs

Package

Name
nodejs
Purl
pkg:deb/ubuntu/nodejs@12.22.9~dfsg-1ubuntu3?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
12.22.9~dfsg-1ubuntu3

Affected versions

12.*

12.22.5~dfsg-5ubuntu1
12.22.7~dfsg-2ubuntu1
12.22.7~dfsg-2ubuntu3
12.22.9~dfsg-1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libnode-dev",
            "binary_version": "12.22.9~dfsg-1ubuntu3"
        },
        {
            "binary_name": "libnode72",
            "binary_version": "12.22.9~dfsg-1ubuntu3"
        },
        {
            "binary_name": "libnode72-dbgsym",
            "binary_version": "12.22.9~dfsg-1ubuntu3"
        },
        {
            "binary_name": "nodejs",
            "binary_version": "12.22.9~dfsg-1ubuntu3"
        },
        {
            "binary_name": "nodejs-dbgsym",
            "binary_version": "12.22.9~dfsg-1ubuntu3"
        },
        {
            "binary_name": "nodejs-doc",
            "binary_version": "12.22.9~dfsg-1ubuntu3"
        }
    ],
    "availability": "No subscription required"
}