FKIE_CVE-2025-6011

Vulnerability from fkie_nvd - Published: 2025-08-01 18:15 - Updated: 2025-08-13 18:10
Severity ?
3.7 (Low) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
Summary
A timing side channel in Vault and Vault Enterprise’s (“Vault”) userpass auth method allowed an attacker to distinguish between existing and non-existing users, and potentially enumerate valid usernames for Vault’s Userpass auth method. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.
References
security@hashicorp.comhttps://discuss.hashicorp.com/t/hcsec-2025-15-timing-side-channel-in-vault-s-userpass-auth-method/76034Vendor Advisory
Impacted products
Vendor Product Version
hashicorp vault *
hashicorp vault *
hashicorp vault *
hashicorp vault *
hashicorp vault 1.20.0
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{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "FACD8B3A-DF81-45FE-A046-C52946E2FCC4",
              "versionEndExcluding": "1.16.23",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*",
              "matchCriteriaId": "3AC59271-E95C-433B-A789-F30C3DDBD579",
              "versionEndExcluding": "1.20.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "9E750D53-BBA7-4922-85CA-E55852B0A23A",
              "versionEndExcluding": "1.18.12",
              "versionStartIncluding": "1.17.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "EE2F3725-EADA-4406-9D63-8EDAF161CE2A",
              "versionEndExcluding": "1.19.7",
              "versionStartIncluding": "1.19.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:hashicorp:vault:1.20.0:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "562AD4B9-82F5-45C4-9214-7428247B790A",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A timing side channel in Vault and Vault Enterprise\u2019s (\u201cVault\u201d) userpass auth method allowed an attacker to distinguish between existing and non-existing users, and potentially enumerate valid usernames for Vault\u2019s Userpass auth method. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23."
    },
    {
      "lang": "es",
      "value": "Un canal lateral de temporizaci\u00f3n en el m\u00e9todo de autenticaci\u00f3n por contrase\u00f1a de usuario de Vault y Vault Enterprise (Vault) permit\u00eda a un atacante distinguir entre usuarios existentes y no existentes, y potencialmente enumerar nombres de usuario v\u00e1lidos para el m\u00e9todo de autenticaci\u00f3n por contrase\u00f1a de Vault. Corregido en Vault Community Edition 1.20.1 y Vault Enterprise 1.20.1, 1.19.7, 1.18.12 y 1.16.23."
    }
  ],
  "id": "CVE-2025-6011",
  "lastModified": "2025-08-13T18:10:13.237",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 3.7,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 1.4,
        "source": "security@hashicorp.com",
        "type": "Secondary"
      }
    ]
  },
  "published": "2025-08-01T18:15:56.713",
  "references": [
    {
      "source": "security@hashicorp.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://discuss.hashicorp.com/t/hcsec-2025-15-timing-side-channel-in-vault-s-userpass-auth-method/76034"
    }
  ],
  "sourceIdentifier": "security@hashicorp.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-203"
        }
      ],
      "source": "security@hashicorp.com",
      "type": "Secondary"
    }
  ]
}


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