DescriptionAn issue was discovered in OpenResty before ngx_http_lua_subrequest.c allows HTTP request smuggling, as demonstrated by the ngx.location.capture API.
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)
ReferencesDLA-2283-1, DSA-4750-1
NVD severitymedium
Debian Bugs964950

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
nginx (PTS)stretch1.10.3-1+deb9u4vulnerable
stretch (security)1.10.3-1+deb9u5fixed
buster, buster (security)1.14.2-2+deb10u3fixed
bullseye, sid1.18.0-6fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

Notes (ngx_lua 0.10.17, with tests) (ngx_lua 0.10.15)
nginx packages include ngx_lua in debian/modules/

Search for package or bug name: Reporting problems