GSD-2019-16201
Vulnerability from gsd - Updated: 2023-12-13 01:23Details
WEBrick::HTTPAuth::DigestAuth in Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 has a regular expression Denial of Service cause by looping/backtracking. A victim must expose a WEBrick server that uses DigestAuth to the Internet or a untrusted network.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2019-16201",
"description": "WEBrick::HTTPAuth::DigestAuth in Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 has a regular expression Denial of Service cause by looping/backtracking. A victim must expose a WEBrick server that uses DigestAuth to the Internet or a untrusted network.",
"id": "GSD-2019-16201",
"references": [
"https://www.suse.com/security/cve/CVE-2019-16201.html",
"https://www.debian.org/security/2019/dsa-4586",
"https://www.debian.org/security/2019/dsa-4587",
"https://access.redhat.com/errata/RHSA-2022:0582",
"https://access.redhat.com/errata/RHSA-2022:0581",
"https://access.redhat.com/errata/RHSA-2021:2588",
"https://access.redhat.com/errata/RHSA-2021:2587",
"https://access.redhat.com/errata/RHSA-2021:2230",
"https://access.redhat.com/errata/RHSA-2021:2104",
"https://ubuntu.com/security/CVE-2019-16201",
"https://advisories.mageia.org/CVE-2019-16201.html",
"https://security.archlinux.org/CVE-2019-16201",
"https://alas.aws.amazon.com/cve/html/CVE-2019-16201.html",
"https://linux.oracle.com/cve/CVE-2019-16201.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2019-16201"
],
"details": "WEBrick::HTTPAuth::DigestAuth in Ruby through 2.4.7, 2.5.x through 2.5.6, and 2.6.x through 2.6.4 has a regular expression Denial of Service cause by looping/backtracking. A victim must expose a WEBrick server that uses DigestAuth to the Internet or a untrusted network.",
"id": "GSD-2019-16201",
"modified": "2023-12-13T01:23:40.695880Z",
"schema_version": "1.4.0"
}
},
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"affects": {
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"product": {
"product_data": [
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"product_name": "n/a",
"version": {
"version_data": [
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}
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}
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"refsource": "MISC",
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"name": "[debian-lts-announce] 20200816 [SECURITY] [DLA 2330-1] jruby security update",
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"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
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"nodes": [
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"cpe_match": [
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}
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"name": "https://hackerone.com/reports/661722",
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{
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"name": "20191217 [SECURITY] [DSA 4587-1] ruby2.3 security update",
"refsource": "BUGTRAQ",
"tags": [],
"url": "https://seclists.org/bugtraq/2019/Dec/31"
},
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"tags": [],
"url": "https://www.debian.org/security/2019/dsa-4587"
},
{
"name": "https://www.oracle.com/security-alerts/cpujan2020.html",
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"url": "https://lists.debian.org/debian-lts-announce/2023/04/msg00033.html"
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]
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},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.8,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "HIGH",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6
}
},
"lastModifiedDate": "2023-04-30T23:15Z",
"publishedDate": "2019-11-26T18:15Z"
}
}
}
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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.
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.
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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.
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