CVE-2020-8184 (GCVE-0-2020-8184)
Vulnerability from cvelistv5 – Published: 2020-06-19 00:00 – Updated: 2024-08-04 09:56
VLAI
EPSS
VEX
Summary
A reliance on cookies without validation/integrity check security vulnerability exists in rack < 2.2.3, rack < 2.1.4 that makes it is possible for an attacker to forge a secure or host-only cookie prefix.
Severity
7.5 (High)
CWE
- CWE-784 - Reliance on Cookies without Validation and Integrity Checking in a Security Decision (CWE-784)
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://hackerone.com/reports/895727 | |
| 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:
rack >= 2.2.3, rack >= 2.1.4
|
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-04T09:56:26.918Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "https://hackerone.com/reports/895727"
},
{
"tags": [
"x_transferred"
],
"url": "https://groups.google.com/g/rubyonrails-security/c/OWtmozPH9Ak"
},
{
"name": "[debian-lts-announce] 20200710 [SECURITY] [DLA 2275-1] ruby-rack security update",
"tags": [
"mailing-list",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00006.html"
},
{
"name": "USN-4561-1",
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://usn.ubuntu.com/4561-1/"
},
{
"name": "[debian-lts-announce] 20230130 [SECURITY] [DLA 3298-1] ruby-rack security update",
"tags": [
"mailing-list",
"x_transferred"
],
"url": "https://lists.debian.org/debian-lts-announce/2023/01/msg00038.html"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"product": "https://github.com/rack/rack",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "rack \u003e= 2.2.3, rack \u003e= 2.1.4"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A reliance on cookies without validation/integrity check security vulnerability exists in rack \u003c 2.2.3, rack \u003c 2.1.4 that makes it is possible for an attacker to forge a secure or host-only cookie prefix."
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-784",
"description": "Reliance on Cookies without Validation and Integrity Checking in a Security Decision (CWE-784)",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2023-01-31T00:00:00.000Z",
"orgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
"shortName": "hackerone"
},
"references": [
{
"url": "https://hackerone.com/reports/895727"
},
{
"url": "https://groups.google.com/g/rubyonrails-security/c/OWtmozPH9Ak"
},
{
"name": "[debian-lts-announce] 20200710 [SECURITY] [DLA 2275-1] ruby-rack security update",
"tags": [
"mailing-list"
],
"url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00006.html"
},
{
"name": "USN-4561-1",
"tags": [
"vendor-advisory"
],
"url": "https://usn.ubuntu.com/4561-1/"
},
{
"name": "[debian-lts-announce] 20230130 [SECURITY] [DLA 3298-1] ruby-rack security update",
"tags": [
"mailing-list"
],
"url": "https://lists.debian.org/debian-lts-announce/2023/01/msg00038.html"
}
]
}
},
"cveMetadata": {
"assignerOrgId": "36234546-b8fa-4601-9d6f-f4e334aa8ea1",
"assignerShortName": "hackerone",
"cveId": "CVE-2020-8184",
"datePublished": "2020-06-19T00:00:00.000Z",
"dateReserved": "2020-01-28T00:00:00.000Z",
"dateUpdated": "2024-08-04T09:56:26.918Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2020-8184",
"date": "2026-09-22",
"epss": "0.02938",
"percentile": "0.86512"
},
"nvd": {
"cve": {
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:rack_project:rack:*:*:*:*:*:*:*:*",
"matchCriteriaId": "9A2DAF3B-ED2C-45BC-A171-90CDF9FAFB5F",
"versionEndExcluding": "2.1.4",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:rack_project:rack:*:*:*:*:*:*:*:*",
"matchCriteriaId": "AEF24106-652B-4267-A9C1-16B2C4182031",
"versionEndExcluding": "2.2.3",
"versionStartIncluding": "2.2.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
},
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
"matchCriteriaId": "23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A reliance on cookies without validation/integrity check security vulnerability exists in rack \u003c 2.2.3, rack \u003c 2.1.4 that makes it is possible for an attacker to forge a secure or host-only cookie prefix."
},
{
"lang": "es",
"value": "Se presenta una dependencia de las cookies sin vulnerabilidad de seguridad de control de validaci\u00f3n e integridad en rack versiones anteriores a 2.2.3, rack versiones anteriores a 2.1.4, que hace posible a un atacante forjar un prefijo de cookie seguro o solo de host"
}
],
"id": "CVE-2020-8184",
"lastModified": "2024-11-21T05:38:27.507",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2020-06-19T17:15:18.757",
"references": [
{
"source": "support@hackerone.com",
"tags": [
"Mailing List",
"Patch",
"Third Party Advisory"
],
"url": "https://groups.google.com/g/rubyonrails-security/c/OWtmozPH9Ak"
},
{
"source": "support@hackerone.com",
"tags": [
"Exploit",
"Patch",
"Third Party Advisory"
],
"url": "https://hackerone.com/reports/895727"
},
{
"source": "support@hackerone.com",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00006.html"
},
{
"source": "support@hackerone.com",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2023/01/msg00038.html"
},
{
"source": "support@hackerone.com",
"tags": [
"Third Party Advisory"
],
"url": "https://usn.ubuntu.com/4561-1/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Patch",
"Third Party Advisory"
],
"url": "https://groups.google.com/g/rubyonrails-security/c/OWtmozPH9Ak"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Exploit",
"Patch",
"Third Party Advisory"
],
"url": "https://hackerone.com/reports/895727"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2020/07/msg00006.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "https://lists.debian.org/debian-lts-announce/2023/01/msg00038.html"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory"
],
"url": "https://usn.ubuntu.com/4561-1/"
}
],
"sourceIdentifier": "support@hackerone.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-784"
}
],
"source": "support@hackerone.com",
"type": "Secondary"
},
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Moderate",
"current_release_date": "2026-06-26T21:06:34+00:00",
"cve": "CVE-2020-8184",
"id": "CVE-2020-8184",
"initial_release_date": "2020-06-15T00:00:00+00:00",
"product_status:fixed": "1251",
"product_status:known_affected": "8",
"product_status:known_not_affected": "4",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "rubygem-rack: percent-encoded cookies can be used to overwrite existing prefixed cookie names",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2020/cve-2020-8184.json",
"version": "3"
}
}
}
Loading…
Loading…
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.
Loading…
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…