gsd-2020-10516
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
An improper access control vulnerability was identified in the GitHub Enterprise Server API that allowed an organization member to escalate permissions and gain access to unauthorized repositories within an organization. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.21 and was fixed in 2.20.9, 2.19.15, and 2.18.20. This vulnerability was reported via the GitHub Bug Bounty program.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2020-10516",
"description": "An improper access control vulnerability was identified in the GitHub Enterprise Server API that allowed an organization member to escalate permissions and gain access to unauthorized repositories within an organization. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.21 and was fixed in 2.20.9, 2.19.15, and 2.18.20. This vulnerability was reported via the GitHub Bug Bounty program.",
"id": "GSD-2020-10516"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2020-10516"
],
"details": "An improper access control vulnerability was identified in the GitHub Enterprise Server API that allowed an organization member to escalate permissions and gain access to unauthorized repositories within an organization. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.21 and was fixed in 2.20.9, 2.19.15, and 2.18.20. This vulnerability was reported via the GitHub Bug Bounty program.",
"id": "GSD-2020-10516",
"modified": "2023-12-13T01:22:04.645222Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "product-cna@github.com",
"ID": "CVE-2020-10516",
"STATE": "PUBLIC",
"TITLE": "Improper access control in GitHub Enterprise Server leading to privilege escalation of organization member"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "GitHub Enterprise Server",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "2.20",
"version_value": "2.20.9"
},
{
"version_affected": "\u003c",
"version_name": "2.19",
"version_value": "2.19.15"
},
{
"version_affected": "\u003c",
"version_name": "2.18",
"version_value": "2.18.20"
}
]
}
}
]
},
"vendor_name": "GitHub"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "Vaibhav Singh"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": "An improper access control vulnerability was identified in the GitHub Enterprise Server API that allowed an organization member to escalate permissions and gain access to unauthorized repositories within an organization. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.21 and was fixed in 2.20.9, 2.19.15, and 2.18.20. 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/2.20.9/notes",
"refsource": "MISC",
"url": "https://enterprise.github.com/releases/2.20.9/notes"
},
{
"name": "https://enterprise.github.com/releases/2.19.15/notes",
"refsource": "MISC",
"url": "https://enterprise.github.com/releases/2.19.15/notes"
},
{
"name": "https://enterprise.github.com/releases/2.18.20/notes",
"refsource": "MISC",
"url": "https://enterprise.github.com/releases/2.18.20/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": "2.18.20",
"versionStartIncluding": "2.18.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.19.15",
"versionStartIncluding": "2.19.0",
"vulnerable": true
},
{
"cpe23Uri": "cpe:2.3:a:github:github:*:*:*:*:enterprise:*:*:*",
"cpe_name": [],
"versionEndExcluding": "2.20.9",
"versionStartIncluding": "2.20.0",
"vulnerable": true
}
],
"operator": "OR"
}
]
},
"cve": {
"CVE_data_meta": {
"ASSIGNER": "product-cna@github.com",
"ID": "CVE-2020-10516"
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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{
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"value": "An improper access control vulnerability was identified in the GitHub Enterprise Server API that allowed an organization member to escalate permissions and gain access to unauthorized repositories within an organization. This vulnerability affected all versions of GitHub Enterprise Server prior to 2.21 and was fixed in 2.20.9, 2.19.15, and 2.18.20. This vulnerability was reported via the GitHub Bug Bounty program."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "en",
"value": "CWE-552"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://enterprise.github.com/releases/2.18.20/notes",
"refsource": "MISC",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"url": "https://enterprise.github.com/releases/2.18.20/notes"
},
{
"name": "https://enterprise.github.com/releases/2.20.9/notes",
"refsource": "MISC",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"url": "https://enterprise.github.com/releases/2.20.9/notes"
},
{
"name": "https://enterprise.github.com/releases/2.19.15/notes",
"refsource": "MISC",
"tags": [
"Release Notes",
"Third Party Advisory"
],
"url": "https://enterprise.github.com/releases/2.19.15/notes"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"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,
"severity": "HIGH",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9
}
},
"lastModifiedDate": "2020-06-05T14:38Z",
"publishedDate": "2020-06-03T14:15Z"
}
}
}
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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.