gsd-2017-12132
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2017-12132",
"description": "The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.",
"id": "GSD-2017-12132",
"references": [
"https://www.suse.com/security/cve/CVE-2017-12132.html",
"https://access.redhat.com/errata/RHSA-2018:0805",
"https://advisories.mageia.org/CVE-2017-12132.html",
"https://security.archlinux.org/CVE-2017-12132",
"https://alas.aws.amazon.com/cve/html/CVE-2017-12132.html",
"https://linux.oracle.com/cve/CVE-2017-12132.html",
"https://ubuntu.com/security/CVE-2017-12132"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2017-12132"
],
"details": "The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.",
"id": "GSD-2017-12132",
"modified": "2023-12-13T01:21:03.753268Z",
"schema_version": "1.4.0"
}
},
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"ASSIGNER": "cve@mitre.org",
"ID": "CVE-2017-12132",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "n/a",
"version": {
"version_data": [
{
"version_value": "n/a"
}
]
}
}
]
},
"vendor_name": "n/a"
}
]
}
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"data_type": "CVE",
"data_version": "4.0",
"description": {
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"value": "The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation."
}
]
},
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"value": "n/a"
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}
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},
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"name": "https://arxiv.org/pdf/1205.4011.pdf",
"refsource": "MISC",
"url": "https://arxiv.org/pdf/1205.4011.pdf"
},
{
"name": "100598",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/100598"
},
{
"name": "https://sourceware.org/bugzilla/show_bug.cgi?id=21361",
"refsource": "MISC",
"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=21361"
},
{
"name": "RHSA-2018:0805",
"refsource": "REDHAT",
"url": "https://access.redhat.com/errata/RHSA-2018:0805"
}
]
}
},
"nvd.nist.gov": {
"configurations": {
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"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndIncluding": "2.25",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
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"ID": "CVE-2017-12132"
},
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"description": {
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"value": "The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation."
}
]
},
"problemtype": {
"problemtype_data": [
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"value": "CWE-770"
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},
"references": {
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"tags": [
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{
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},
{
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}
]
}
},
"impact": {
"baseMetricV2": {
"cvssV2": {
"accessComplexity": "MEDIUM",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "HIGH",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 5.9,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
"version": "3.0"
},
"exploitabilityScore": 2.2,
"impactScore": 3.6
}
},
"lastModifiedDate": "2019-10-03T00:03Z",
"publishedDate": "2017-08-01T16:29Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.