| Name | CVE-2021-28163 |
| Description | In Eclipse Jetty 9.4.32 to 9.4.38, 10.0.0.beta2 to 10.0.1, and 11.0.0.beta2 to 11.0.1, if a user uses a webapps directory that is a symlink, the contents of the webapps directory is deployed as a static webapp, inadvertently serving the webapps themselves and anything else that might be in that directory. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| jetty (PTS) | jessie, jessie (lts) | 6.1.26-4+deb8u2 | fixed |
| jetty8 (PTS) | jessie, jessie (lts) | 8.1.16-4+deb8u1 | fixed |
| jetty9 (PTS) | stretch (security), stretch (lts), stretch | 9.2.30-0+deb9u2 | fixed |
| buster | 9.4.16-0+deb10u1 | fixed |
| buster (security) | 9.4.50-4+deb10u2 | fixed |
| bullseye | 9.4.50-4+deb11u1 | fixed |
| bullseye (security) | 9.4.50-4+deb11u2 | fixed |
| bookworm | 9.4.50-4+deb12u2 | fixed |
| bookworm (security) | 9.4.50-4+deb12u3 | fixed |
| sid, trixie | 9.4.54-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| jetty | source | jessie | (not affected) | | | |
| jetty | source | (unstable) | (unfixed) | | | |
| jetty8 | source | jessie | (not affected) | | | |
| jetty8 | source | (unstable) | (unfixed) | | | |
| jetty9 | source | stretch | (not affected) | | | |
| jetty9 | source | buster | (not affected) | | | |
| jetty9 | source | (unstable) | 9.4.39-1 | | | |
Notes
[buster] - jetty9 <not-affected> (Vulnerable code was introduced later)
[stretch] - jetty9 <not-affected> (Vulnerable code introduced in 9.4.32 according to upstream advisory, reproducer no-op)
https://github.com/eclipse/jetty.project/security/advisories/GHSA-j6qj-j888-vvgq
https://github.com/eclipse/jetty.project/commit/37fffb1722604da1763d8a096ec5c5fb41ea0633
[jessie] - jetty <not-affected> (Vulnerable code introduced later)
[jessie] - jetty8 <not-affected> (Vulnerable code introduced later)