| Name | CVE-2020-24916 |
| Description | CGI implementation in Yaws web server versions 1.81 to 2.0.7 is vulnerable to OS command injection. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2384-1, DSA-4773-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| yaws (PTS) | jessie | 1.98-4+deb8u1 | vulnerable |
| stretch (security), stretch (lts), stretch | 2.0.4+dfsg-1+deb9u1 | fixed |
| buster (security), buster, buster (lts) | 2.0.6+dfsg-1+deb10u1 | fixed |
| bullseye | 2.0.8+dfsg-3 | fixed |
| bookworm | 2.1.1+dfsg-2 | fixed |
| sid, trixie | 2.2.0+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| yaws | source | jessie | (unfixed) | end-of-life | | |
| yaws | source | stretch | 2.0.4+dfsg-1+deb9u1 | | DLA-2384-1 | |
| yaws | source | buster | 2.0.6+dfsg-1+deb10u1 | | DSA-4773-1 | |
| yaws | source | (unstable) | 2.0.8+dfsg-1 | | | |
Notes
https://github.com/erlyaws/yaws/commit/799b3b526d15b7a9bc43ae97165aeb085f18fac1
https://github.com/vulnbe/poc-yaws-cgi-shell-injection