GSD-2016-0747
Vulnerability from gsd - Updated: 2023-12-13 01:21Details
The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 does not properly limit CNAME resolution, which allows remote attackers to cause a denial of service (worker process resource consumption) via vectors related to arbitrary name resolution.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2016-0747",
"description": "The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 does not properly limit CNAME resolution, which allows remote attackers to cause a denial of service (worker process resource consumption) via vectors related to arbitrary name resolution.",
"id": "GSD-2016-0747",
"references": [
"https://www.suse.com/security/cve/CVE-2016-0747.html",
"https://www.debian.org/security/2016/dsa-3473",
"https://access.redhat.com/errata/RHSA-2016:1425",
"https://ubuntu.com/security/CVE-2016-0747",
"https://advisories.mageia.org/CVE-2016-0747.html",
"https://alas.aws.amazon.com/cve/html/CVE-2016-0747.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2016-0747"
],
"details": "The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 does not properly limit CNAME resolution, which allows remote attackers to cause a denial of service (worker process resource consumption) via vectors related to arbitrary name resolution.",
"id": "GSD-2016-0747",
"modified": "2023-12-13T01:21:17.570219Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
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"CVE_data_meta": {
"ASSIGNER": "secalert@redhat.com",
"ID": "CVE-2016-0747",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 does not properly limit CNAME resolution, which allows remote attackers to cause a denial of service (worker process resource consumption) via vectors related to arbitrary name resolution."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "n/a"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "openSUSE-SU-2016:0371",
"refsource": "SUSE",
"url": "http://lists.opensuse.org/opensuse-updates/2016-02/msg00042.html"
},
{
"name": "https://bto.bluecoat.com/security-advisory/sa115",
"refsource": "CONFIRM",
"url": "https://bto.bluecoat.com/security-advisory/sa115"
},
{
"name": "GLSA-201606-06",
"refsource": "GENTOO",
"url": "https://security.gentoo.org/glsa/201606-06"
},
{
"name": "1034869",
"refsource": "SECTRACK",
"url": "http://www.securitytracker.com/id/1034869"
},
{
"name": "[nginx] 20160126 nginx security advisory (CVE-2016-0742, CVE-2016-0746, CVE-2016-0747)",
"refsource": "MLIST",
"url": "http://mailman.nginx.org/pipermail/nginx/2016-January/049700.html"
},
{
"name": "RHSA-2016:1425",
"refsource": "REDHAT",
"url": "https://access.redhat.com/errata/RHSA-2016:1425"
},
{
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=1302589",
"refsource": "CONFIRM",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1302589"
},
{
"name": "DSA-3473",
"refsource": "DEBIAN",
"url": "http://www.debian.org/security/2016/dsa-3473"
},
{
"name": "USN-2892-1",
"refsource": "UBUNTU",
"url": "http://www.ubuntu.com/usn/USN-2892-1"
},
{
"name": "https://support.apple.com/kb/HT212818",
"refsource": "CONFIRM",
"url": "https://support.apple.com/kb/HT212818"
},
{
"name": "20210921 APPLE-SA-2021-09-20-4 Xcode 13",
"refsource": "FULLDISC",
"url": "http://seclists.org/fulldisclosure/2021/Sep/36"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:f5:nginx:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "1.8.1",
"versionStartIncluding": "0.6.18",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:f5:nginx:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "1.9.10",
"versionStartIncluding": "1.9.0",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*",
"cpe_name": [],
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:apple:xcode:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "13.0",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "secalert@redhat.com",
"ID": "CVE-2016-0747"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "The resolver in nginx before 1.8.1 and 1.9.x before 1.9.10 does not properly limit CNAME resolution, which allows remote attackers to cause a denial of service (worker process resource consumption) via vectors related to arbitrary name resolution."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-400"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "openSUSE-SU-2016:0371",
"refsource": "SUSE",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://lists.opensuse.org/opensuse-updates/2016-02/msg00042.html"
},
{
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=1302589",
"refsource": "CONFIRM",
"tags": [
"Issue Tracking",
"Patch",
"Third Party Advisory"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1302589"
},
{
"name": "USN-2892-1",
"refsource": "UBUNTU",
"tags": [
"Third Party Advisory"
],
"url": "http://www.ubuntu.com/usn/USN-2892-1"
},
{
"name": "[nginx] 20160126 nginx security advisory (CVE-2016-0742, CVE-2016-0746, CVE-2016-0747)",
"refsource": "MLIST",
"tags": [
"Vendor Advisory"
],
"url": "http://mailman.nginx.org/pipermail/nginx/2016-January/049700.html"
},
{
"name": "DSA-3473",
"refsource": "DEBIAN",
"tags": [
"Third Party Advisory"
],
"url": "http://www.debian.org/security/2016/dsa-3473"
},
{
"name": "https://bto.bluecoat.com/security-advisory/sa115",
"refsource": "CONFIRM",
"tags": [
"Third Party Advisory"
],
"url": "https://bto.bluecoat.com/security-advisory/sa115"
},
{
"name": "1034869",
"refsource": "SECTRACK",
"tags": [
"Third Party Advisory",
"VDB Entry"
],
"url": "http://www.securitytracker.com/id/1034869"
},
{
"name": "GLSA-201606-06",
"refsource": "GENTOO",
"tags": [
"Third Party Advisory"
],
"url": "https://security.gentoo.org/glsa/201606-06"
},
{
"name": "RHSA-2016:1425",
"refsource": "REDHAT",
"tags": [
"Third Party Advisory"
],
"url": "https://access.redhat.com/errata/RHSA-2016:1425"
},
{
"name": "https://support.apple.com/kb/HT212818",
"refsource": "CONFIRM",
"tags": [
"Third Party Advisory"
],
"url": "https://support.apple.com/kb/HT212818"
},
{
"name": "20210921 APPLE-SA-2021-09-20-4 Xcode 13",
"refsource": "FULLDISC",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"url": "http://seclists.org/fulldisclosure/2021/Sep/36"
}
]
}
},
"impact": {
"baseMetricV2": {
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM"
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"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:L",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 1.4
}
},
"lastModifiedDate": "2021-12-16T18:43Z",
"publishedDate": "2016-02-15T19:59Z"
}
}
}
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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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