gsd-2021-34426
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
A vulnerability was discovered in the Keybase Client for Windows before version 5.6.0 when a user executed the "keybase git lfs-config" command on the command-line. In versions prior to 5.6.0, a malicious actor with write access to a user\'s Git repository could leverage this vulnerability to potentially execute arbitrary Windows commands on a user\'s local system.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-34426",
"description": "A vulnerability was discovered in the Keybase Client for Windows before version 5.6.0 when a user executed the \"keybase git lfs-config\" command on the command-line. In versions prior to 5.6.0, a malicious actor with write access to a user\\\u0027s Git repository could leverage this vulnerability to potentially execute arbitrary Windows commands on a user\\\u0027s local system.",
"id": "GSD-2021-34426"
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-34426"
],
"details": "A vulnerability was discovered in the Keybase Client for Windows before version 5.6.0 when a user executed the \"keybase git lfs-config\" command on the command-line. In versions prior to 5.6.0, a malicious actor with write access to a user\\\u0027s Git repository could leverage this vulnerability to potentially execute arbitrary Windows commands on a user\\\u0027s local system.",
"id": "GSD-2021-34426",
"modified": "2023-12-13T01:23:13.867060Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"AKA": "Zoom Communications Inc",
"ASSIGNER": "security@zoom.us",
"DATE_PUBLIC": "2021-12-14T15:00:00.000Z",
"ID": "CVE-2021-34426",
"STATE": "PUBLIC",
"TITLE": "Arbitrary command execution in Keybase Client for Windows"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Keybase Client for Windows",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_value": "5.6.0"
}
]
}
}
]
},
"vendor_name": "Zoom Video Communications Inc"
}
]
}
},
"credit": [
{
"lang": "eng",
"value": "RyotaK (https://blog.ryotak.me/)"
}
],
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
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"value": "A vulnerability was discovered in the Keybase Client for Windows before version 5.6.0 when a user executed the \"keybase git lfs-config\" command on the command-line. In versions prior to 5.6.0, a malicious actor with write access to a user\\\u0027s Git repository could leverage this vulnerability to potentially execute arbitrary Windows commands on a user\\\u0027s local system."
}
]
},
"impact": {
"cvss": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "LOW",
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L",
"version": "3.1"
}
},
"problemtype": {
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{
"description": [
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"lang": "eng",
"value": "Untrusted Search Path"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://explore.zoom.us/en/trust/security/security-bulletin",
"refsource": "MISC",
"url": "https://explore.zoom.us/en/trust/security/security-bulletin"
}
]
},
"source": {
"discovery": "USER"
}
},
"nvd.nist.gov": {
"configurations": {
"CVE_data_version": "4.0",
"nodes": [
{
"children": [
{
"children": [],
"cpe_match": [
{
"cpe23Uri": "cpe:2.3:a:keybase:keybase:*:*:*:*:*:*:*:*",
"cpe_name": [],
"versionEndExcluding": "5.6.0",
"vulnerable": true
}
],
"operator": "OR"
},
{
"children": [],
"cpe_match": [
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"cpe23Uri": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*",
"cpe_name": [],
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"operator": "AND"
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},
"cve": {
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"ID": "CVE-2021-34426"
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"description": {
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"value": "A vulnerability was discovered in the Keybase Client for Windows before version 5.6.0 when a user executed the \"keybase git lfs-config\" command on the command-line. In versions prior to 5.6.0, a malicious actor with write access to a user\\\u0027s Git repository could leverage this vulnerability to potentially execute arbitrary Windows commands on a user\\\u0027s local system."
}
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},
"references": {
"reference_data": [
{
"name": "https://explore.zoom.us/en/trust/security/security-bulletin",
"refsource": "MISC",
"tags": [
"Third Party Advisory"
],
"url": "https://explore.zoom.us/en/trust/security/security-bulletin"
}
]
}
},
"impact": {
"baseMetricV2": {
"acInsufInfo": false,
"cvssV2": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "COMPLETE",
"baseScore": 7.2,
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
"vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 10.0,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"severity": "HIGH",
"userInteractionRequired": false
},
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 1.8,
"impactScore": 5.9
}
},
"lastModifiedDate": "2022-03-29T16:28Z",
"publishedDate": "2021-12-14T20:15Z"
}
}
}
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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.
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