gsd-2020-10517
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
An improper access control vulnerability was identified in GitHub Enterprise Server that allowed authenticated users of the instance to determine the names of unauthorized private repositories given their numerical IDs. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.22 and was fixed in versions 2.21.6, 2.20.15, and 2.19.21. This vulnerability was reported via the GitHub Bug Bounty program.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-10517",
"description": "An improper access control vulnerability was identified in GitHub Enterprise Server that allowed authenticated users of the instance to determine the names of unauthorized private repositories given their numerical IDs. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.22 and was fixed in versions 2.21.6, 2.20.15, and 2.19.21. This vulnerability was reported via the GitHub Bug Bounty program.",
"id": "GSD-2020-10517"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2020-10517"
],
"details": "An improper access control vulnerability was identified in GitHub Enterprise Server that allowed authenticated users of the instance to determine the names of unauthorized private repositories given their numerical IDs. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.22 and was fixed in versions 2.21.6, 2.20.15, and 2.19.21. This vulnerability was reported via the GitHub Bug Bounty program.",
"id": "GSD-2020-10517",
"modified": "2023-12-13T01:22:04.861682Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "product-cna@github.com",
"ID": "CVE-2020-10517",
"STATE": "PUBLIC",
"TITLE": "Improper access control in GitHub Enterprise Server leading to the enumeration of private repository names"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "GitHub Enterprise Server",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "2.21",
"version_value": "2.21.6"
},
{
"version_affected": "\u003c",
"version_name": "2.20",
"version_value": "2.20.15"
},
{
"version_affected": "\u003c",
"version_name": "2.19",
"version_value": "2.19.21"
}
]
}
}
]
},
"vendor_name": "GitHub"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "William Bowling"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "An improper access control vulnerability was identified in GitHub Enterprise Server that allowed authenticated users of the instance to determine the names of unauthorized private repositories given their numerical IDs. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.22 and was fixed in versions 2.21.6, 2.20.15, and 2.19.21. This vulnerability was reported via the GitHub Bug Bounty program."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "CWE-285: Improper Authorization"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://enterprise.github.com/releases/2.19.21/notes",
"refsource": "MISC",
"url": "https://enterprise.github.com/releases/2.19.21/notes"
},
{
"name": "https://enterprise.github.com/releases/2.20.15/notes",
"refsource": "MISC",
"url": "https://enterprise.github.com/releases/2.20.15/notes"
},
{
"name": "https://enterprise.github.com/releases/2.21.6/notes",
"refsource": "MISC",
"url": "https://enterprise.github.com/releases/2.21.6/notes"
}
]
},
"source": {
"discovery": "EXTERNAL"
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.19.21",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.20.15",
"versionStartIncluding": "2.20.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.21.6",
"versionStartIncluding": "2.21.0",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "product-cna@github.com",
"ID": "CVE-2020-10517"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "en",
"value": "An improper access control vulnerability was identified in GitHub Enterprise Server that allowed authenticated users of the instance to determine the names of unauthorized private repositories given their numerical IDs. This vulnerability did not allow unauthorized access to any repository content besides the name. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.22 and was fixed in versions 2.21.6, 2.20.15, and 2.19.21. This vulnerability was reported via the GitHub Bug Bounty program."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "N/A",
"refsource": "CONFIRM",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://enterprise.github.com/releases/2.19.21/notes"
},
{
"name": "N/A",
"refsource": "CONFIRM",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://enterprise.github.com/releases/2.21.6/notes"
},
{
"name": "N/A",
"refsource": "CONFIRM",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"url": "https://enterprise.github.com/releases/2.20.15/notes"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "SINGLE",
"availabilityImpact": "NONE",
"baseScore": 4.0,
"confidentialityImpact": "PARTIAL",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:S/C:P/I:N/A:N",
"version": "2.0"
},
"exploitabilityScore": 8.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "MEDIUM",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 1.4
}
},
"lastModifiedDate": "2021-10-07T17:07Z",
"publishedDate": "2020-08-27T22:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.