UBUNTU-CVE-2020-8161
High
UBUNTU-CVE-2020-8161
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.
Exploit probability
Not scored
Published
July 2, 2020
Required by
Not available
Last source change
February 4, 2026
02 / AFFECTED SOFTWARE
Affected packages
4 explicit affected versions
2 explicit affected versions
2 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
UBUNTU-CVE-2020-8161
View original source
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.
05 / REFERENCES
Further evidence
- https://github.com/rack/rack/commit/dddb7ad18ed79ca6ab06ccc417a169fde451246e
- https://groups.google.com/forum/#!msg/rubyonrails-security/IOO1vNZTzPA/Ylzi1UYLAAAJ
- https://ubuntu.com/security/CVE-2020-8161
- https://ubuntu.com/security/notices/USN-4561-1
- https://ubuntu.com/security/notices/USN-4561-2
- https://www.cve.org/CVERecord?id=CVE-2020-8161