CVE-2021-22959

NameCVE-2021-22959
DescriptionThe 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.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
nodejs (PTS)stretch4.8.2~dfsg-1vulnerable
buster, buster (security)10.24.0~dfsg-1~deb10u1vulnerable
bullseye (security), bullseye12.22.5~dfsg-2~11u1vulnerable
bookworm16.14.2+dfsg1-1fixed
sid16.15.0+dfsg-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
nodejssourcestretch(unfixed)end-of-life
nodejssource(unstable)12.22.7~dfsg-1

Notes

[stretch] - nodejs <end-of-life> (Nodejs in stretch not covered by security support)
https://nodejs.org/en/blog/vulnerability/oct-2021-security-releases/#http-request-smuggling-due-to-spaced-in-headers-medium-cve-2021-22959

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