High
Security advisory
HashiCorp Vault and Vault Enterprise versions 0.8.3 and newer, when configured with the GCP GCE auth method, may be vulnerable to authentication bypass. Fixed in 1.2.5, 1.3.8, 1.4.4, and 1.5.1.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-16251
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 10:54 UTC · Revision 1
Source evidence
HashiCorp Vault and Vault Enterprise versions 0.8.3 and newer, when configured with the GCP GCE auth method, may be vulnerable to authentication bypass. Fixed in 1.2.5, 1.3.8, 1.4.4, and 1.5.1.
osv:CVE-2020-16251
Complete source record
{
"id": "81000ed8fb3db16a9cb8ce1e14ee849647f867ada590762587c72c829fde9157",
"url": "https://osv.dev/vulnerability/CVE-2020-16251",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-16251",
"summary": "HashiCorp Vault and Vault Enterprise versions 0.8.3 and newer, when configured with the GCP GCE auth method, may be vulnerable to authentication bypass. Fixed in 1.2.5, 1.3.8, 1.4.4, and 1.5.1.",
"evidence": "osv:CVE-2020-16251",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2020-16251",
"aliases": [
"BIT-vault-2020-16251",
"CVE-2020-16251",
"GHSA-4mp7-2m29-gqxf",
"GO-2024-2488"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/hashicorp/vault",
"type": "GIT",
"events": [
{
"introduced": "6b29fb2b7f70ed538ee2b3c057335d706b6d4e36"
},
{
"fixed": "ef3b7ebddb821c4fa9ca7f82c2316d9859fdc349"
},
{
"introduced": "0f5c835d1cf91c00d01cb29a0048732d91357afa"
},
{
"fixed": "94100571da9270c35bce201fdf0ff859c2fb2125"
},
{
"introduced": "d808ace758b9bac5c84a9634ffbfae43c5f5a3ad"
},
{
"fixed": "9e78745ab1db6fe8ca76bf2d471ca7455d29ca83"
},
{
"introduced": "340cc2fa263f6cbd2861b41518da8a62c153e2e7"
},
{
"fixed": "acf61cc20e35dfa8d890ff778ecf26194642f85c"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
"range": [
{
"introduced": "0.8.3"
},
{
"fixed": "1.2.5"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*",
"range": [
{
"introduced": "0.8.3"
},
{
"fixed": "1.2.5"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
"range": [
{
"introduced": "1.3.0"
},
{
"fixed": "1.3.8"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*",
"range": [
{
"introduced": "1.3.0"
},
{
"fixed": "1.3.8"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
"range": [
{
"introduced": "1.4.0"
},
{
"fixed": "1.4.4"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*",
"range": [
{
"introduced": "1.4.0"
},
{
"fixed": "1.4.4"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
"range": [
{
"introduced": "1.5.0"
},
{
"fixed": "1.5.1"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*",
"range": [
{
"introduced": "1.5.0"
},
{
"fixed": "1.5.1"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v1.4.0-beta1",
"v1.2.3",
"v1.2.2",
"v1.2.1",
"v1.2.0",
"v1.2.0-rc1",
"api/v1.0.4",
"sdk/v0.1.13",
"api/v1.0.3",
"sdk/v0.1.12",
"v1.2.0-beta2",
"v1.2.0-beta1",
"sdk/v0.1.11",
"sdk/v0.1.10",
"api/v1.0.2",
"v1.1.1",
"sdk/v0.1.9",
"api/v1.0.1",
"sdk/v0.1.8",
"v1.1.0",
"v1.1.0-beta2",
"v1.1.0-beta1",
"v1.0.3",
"v1.0.2",
"v1.0.1",
"v0.10.2",
"v1.0.0",
"v1.0.0-rc1",
"v1.0.0-beta2",
"v1.0.0-beta1",
"v0.11.2",
"v0.11.1",
"v0.11.0",
"v0.11.0-beta1",
"v0.10.4",
"v0.10.3",
"v0.10.1",
"v0.10.0",
"v0.10.0-rc1",
"v0.9.6",
"v0.9.5",
"v0.9.4",
"v0.9.2",
"v0.9.1",
"v0.9.0",
"v0.8.3"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-16251.json"
}
}
],
"modified": "2026-10-20T10:51:59.070595128Z",
"provider": "osv",
"references": [
"https://github.com/hashicorp/vault/blob/master/CHANGELOG.md#151",
"https://www.hashicorp.com/blog/category/vault/"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2020-16251",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 383187,
"published_at": "2020-08-26T15:15:12.913+00:00"
}