CVE-2021-28163
Directory exposure in jetty
2.7
LOW
CVSS 3.1
EPSS 0.15%
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.
How to fix CVE-2021-28163
To remediate CVE-2021-28163, upgrade the affected package to a fixed version below.
- —upgrade to 8.8.2 or later
- —upgrade to 9.4.39-1 or later
- —upgrade to 9.4.39 or later
Is CVE-2021-28163 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- >= 8.8.1, < 8.8.2
- from 0, < 9.4.39-1
- >= 9.4.32, < 9.4.39
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | LOW2.7 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N |