CVE-2020-8161
ruby-rack - security update
8.6
HIGH
CVSS 3.1
EPSS 0.91%
Description
A directory traversal vulnerability exists in rack < 2.2.0 that allows an attacker perform directory traversal vulnerability in the Rack::Directory app that is bundled with Rack which could result in information disclosure.
How to fix CVE-2020-8161
To remediate CVE-2020-8161, upgrade the affected package to a fixed version below.
- Debian/ruby-rack—upgrade to 2.1.1-5 or later
- —upgrade to 1.5.2-3+deb8u3 or later
- —upgrade to 1.6.4-4+deb9u2 or later
- —upgrade to 2.0.6-3+deb10u2 or later
- —upgrade to 2.1.3 or later
Is CVE-2020-8161 being exploited?
Low — EPSS is 0.9%, meaning exploitation activity has not been observed at scale.
Affected packages (5)
- from 0, < 2.1.1-5
- from 0, < 1.5.2-3+deb8u3
- from 0, < 1.6.4-4+deb9u2
- from 0, < 2.0.6-3+deb10u2
- from 0, < 2.1.3
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.6 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N |