CVE-2020-8161 (GCVE-0-2020-8161)
Vulnerability from cvelistv5 – Published: 2020-07-02 00:00 – Updated: 2024-08-04 09:48
VLAI
EPSS
VEX
Summary
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.
Severity
8.6 (High)
CWE
- CWE-548 - Information Exposure Through Directory Listing (CWE-548)
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://hackerone.com/reports/434404 | |
| https://groups.google.com/g/rubyonrails-security/… | |
| https://lists.debian.org/debian-lts-announce/2020… | mailing-list |
| https://usn.ubuntu.com/4561-1/ | vendor-advisory |
| https://lists.debian.org/debian-lts-announce/2023… | mailing-list |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| n/a | https://github.com/rack/rack |
Affected:
Fixed in 2.1.3, >= 2.2.0
|
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"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-26T21:06:22+00:00",
"cve": "CVE-2020-8161",
"id": "CVE-2020-8161",
"initial_release_date": "2020-05-12T00:00:00+00:00",
"product_status:fixed": "1251",
"product_status:known_affected": "11",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "rubygem-rack: directory traversal in Rack::Directory",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-8161.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-08-27T01:05:48Z",
"cve": "CVE-2020-8161",
"id": "CVE-2020-8161",
"initial_release_date": "2023-02-15T04:01:31Z",
"product_status:known_affected": "394",
"product_status:recommended": "23",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2020-8161",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2020-8161.json",
"version": "28"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
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