High severity · published Jul 2, 2020
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…
8.6
CVSS
3.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)3.4% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DL
Debian Linux · Debian
9.0; 10.0 · source: NVD
RA
Rack · Rack Project
before 2.2.0 · source: NVD
UL
Ubuntu Linux · Canonical
18.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-8161
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-8161
Mailing List
https://groups.google.com/g/rubyonrails-security/c/IOO1vNZTzPA
Permissions Required
https://hackerone.com/reports/434404
Mailing List
https://lists.debian.org/debian-lts-announce/2020/07/msg00006.html
Mailing List
https://lists.debian.org/debian-lts-announce/2023/01/msg00038.html
Third Party Advisory
https://usn.ubuntu.com/4561-1/
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