Path Traversal in Rack Project
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.034 (88.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: 0.000
Affected products
- Rack Project
- Canonical Ubuntu Linux — versions 18.04
- Debian Linux — versions 9.0, 10.0
- Https://github.com/rack/rack — versions Fixed in 2.1.3, >= 2.2.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- hackerone.com/reports/434404 (Permissions Required, Third Party Advisory)
- groups.google.com/g/rubyonrails-security/c/IOO1vNZTzPA (Patch, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/07/msg00006.html (mailing-list, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4561-1/ (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/01/msg00038.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-8161?
- CVE-2020-8161 is a high-severity vulnerability in Rack Project, classified under CWE-548. CVSS score: 8.6/10. Published 2020-07-02.
- How severe is CVE-2020-8161?
- High severity. CVSS v3 base score is 8.6 out of 10.
- Is CVE-2020-8161 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.