CVE-2020-24916

NameCVE-2020-24916
DescriptionCGI implementation in Yaws web server versions 1.81 to 2.0.7 is vulnerable to OS command injection.
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-2384-1, DSA-4773-1
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
yaws (PTS)stretch2.0.4+dfsg-1vulnerable
stretch (security)2.0.4+dfsg-1+deb9u1fixed
buster2.0.6+dfsg-1vulnerable
buster (security)2.0.6+dfsg-1+deb10u1fixed
bullseye, sid2.0.8+dfsg-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
yawssourcestretch2.0.4+dfsg-1+deb9u1DLA-2384-1
yawssourcebuster2.0.6+dfsg-1+deb10u1DSA-4773-1
yawssource(unstable)2.0.8+dfsg-1

Notes

https://github.com/erlyaws/yaws/commit/799b3b526d15b7a9bc43ae97165aeb085f18fac1
https://github.com/vulnbe/poc-yaws-cgi-shell-injection

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