CVE-2009-5147 (GCVE-0-2009-5147)
Vulnerability from cvelistv5 – Published: 2017-03-29 14:00 – Updated: 2024-08-07 07:32
VLAI
EPSS
VEX
Summary
DL::dlopen in Ruby 1.8, 1.9.0, 1.9.2, 1.9.3, 2.0.0 before patchlevel 648, and 2.1 before 2.1.8 opens libraries with tainted names.
Severity
7.3 (High)
CWE
- n/a
Assigner
References
6 references
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|---|---|
| https://github.com/ruby/ruby/commit/4600cf725a86c… | x_refsource_CONFIRM |
| http://seclists.org/oss-sec/2015/q3/222 | mailing-listx_refsource_MLIST |
| https://www.ruby-lang.org/en/news/2015/12/16/unsa… | x_refsource_CONFIRM |
| https://access.redhat.com/errata/RHSA-2018:0583 | vendor-advisoryx_refsource_REDHAT |
| https://bugzilla.redhat.com/show_bug.cgi?id=1248935 | x_refsource_CONFIRM |
| http://www.securityfocus.com/bid/76060 | vdb-entryx_refsource_BID |
Date Public
2015-07-28 00:00
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{
"criteria": "cpe:2.3:a:ruby-lang:ruby:2.1.2:*:*:*:*:*:*:*",
"matchCriteriaId": "9FCA45F1-3038-413A-B8C3-EE366A4E6248",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:ruby-lang:ruby:2.1.3:*:*:*:*:*:*:*",
"matchCriteriaId": "FF6AF5E3-4EB8-48A3-B8E9-C79C08C38994",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:ruby-lang:ruby:2.1.4:*:*:*:*:*:*:*",
"matchCriteriaId": "6AE2B154-8126-4A38-BAB6-915207764FC0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:ruby-lang:ruby:2.1.5:*:*:*:*:*:*:*",
"matchCriteriaId": "808FA8BE-71FC-4ADD-BDEA-637E8DF4E899",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:ruby-lang:ruby:2.1.6:*:*:*:*:*:*:*",
"matchCriteriaId": "523417A8-F62B-48AF-B60B-CE9A200D4A9A",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:ruby-lang:ruby:2.1.7:*:*:*:*:*:*:*",
"matchCriteriaId": "FAB1E0F8-F9B0-40E9-892E-C62729525CE5",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "DL::dlopen in Ruby 1.8, 1.9.0, 1.9.2, 1.9.3, 2.0.0 before patchlevel 648, and 2.1 before 2.1.8 opens libraries with tainted names."
},
{
"lang": "es",
"value": "DL::dlopen en Ruby 1.8, 1.9.0, 1.9.2, 1.9.3, 2.0.0 en versiones anteriores a patchlevel 648, y 2.1 en versiones anteriores a 2.1.8 abre librer\u00edas con nombres contaminados."
}
],
"id": "CVE-2009-5147",
"lastModified": "2026-05-13T00:24:29.033",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": true,
"baseSeverity": "HIGH",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 7.5,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 6.4,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV30": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 7.3,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"version": "3.0"
},
"exploitabilityScore": 3.9,
"impactScore": 3.4,
"source": "nvd@nist.gov",
"type": "Primary"
}
]
},
"published": "2017-03-29T14:59:00.187",
"references": [
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://seclists.org/oss-sec/2015/q3/222"
},
{
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/76060"
},
{
"source": "cve@mitre.org",
"url": "https://access.redhat.com/errata/RHSA-2018:0583"
},
{
"source": "cve@mitre.org",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory",
"VDB Entry"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1248935"
},
{
"source": "cve@mitre.org",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b"
},
{
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
],
"url": "https://www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory",
"VDB Entry"
],
"url": "http://seclists.org/oss-sec/2015/q3/222"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securityfocus.com/bid/76060"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"url": "https://access.redhat.com/errata/RHSA-2018:0583"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory",
"VDB Entry"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1248935"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Patch",
"Third Party Advisory"
],
"url": "https://github.com/ruby/ruby/commit/4600cf725a86ce31266153647ae5aa1197b1215b"
},
{
"source": "af854a3a-2127-422b-91ae-364da2661108",
"tags": [
"Vendor Advisory"
],
"url": "https://www.ruby-lang.org/en/news/2015/12/16/unsafe-tainted-string-usage-in-fiddle-and-dl-cve-2015-7551/"
}
],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-20"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2026-06-28T11:47:55+00:00",
"cve": "CVE-2009-5147",
"id": "CVE-2009-5147",
"initial_release_date": "2009-05-11T00:00:00+00:00",
"product_status:fixed": "145",
"product_status:known_affected": "79",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "ruby: dlopen could open a library with tainted library name",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2009/cve-2009-5147.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "low",
"current_release_date": "2026-09-02T13:05:40Z",
"cve": "CVE-2009-5147",
"id": "CVE-2009-5147",
"initial_release_date": "2023-02-15T06:01:09Z",
"product_status:known_affected": "6",
"product_status:known_not_affected": "208",
"product_status:recommended": "3",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2009-5147",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2009-5147.json",
"version": "11"
}
}
}
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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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