Vulnerability-Lookup

FKIE_CVE-2021-38554

Vulnerability from fkie_nvd - Published: 2021-08-13 16:15 - Updated: 2026-06-17 04:02

Severity

5.3 (Medium) - CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

Summary

HashiCorp Vault and Vault Enterprise’s UI erroneously cached and exposed user-viewed secrets between sessions in a single shared browser. Fixed in 1.8.0 and pending 1.7.4 / 1.6.6 releases.

References

URL	Tags
cve@mitre.org	https://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166	Vendor Advisory
cve@mitre.org	https://security.gentoo.org/glsa/202207-01	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166	Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://security.gentoo.org/glsa/202207-01	Third Party Advisory

Impacted products

	Vendor	Product	Version
	hashicorp	vault	*
	hashicorp	vault	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*",
              "matchCriteriaId": "2A199FE0-3F86-46A9-B09C-4F9F1F9F9DBC",
              "versionEndExcluding": "1.8.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "A49A8BD3-0C2A-4C51-A8D3-940CBD8C59B1",
              "versionEndExcluding": "1.8.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "HashiCorp Vault and Vault Enterprise\u2019s UI erroneously cached and exposed user-viewed secrets between sessions in a single shared browser. Fixed in 1.8.0 and pending 1.7.4 / 1.6.6 releases."
    },
    {
      "lang": "es",
      "value": "La interfaz de usuario de HashiCorp Vault y Vault Enterprise almacenaba err\u00f3neamente en cach\u00e9 y expon\u00eda los secretos visualizados por el usuario entre sesiones en un mismo navegador compartido. Corregido en versi\u00f3n 1.8.0 y en versiones pendientes 1.7.4 / 1.6.6."
    }
  ],
  "id": "CVE-2021-38554",
  "lastModified": "2026-06-17T04:02:21.100",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 3.5,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:S/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.8,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-08-13T16:15:08.117",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166"
    },
    {
      "source": "cve@mitre.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/202207-01"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.gentoo.org/glsa/202207-01"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-212"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2021-38554 (GCVE-0-2021-38554)

Vulnerability from cvelistv5 – Published: 2021-08-13 15:45 – Updated: 2024-08-04 01:44

Summary

HashiCorp Vault and Vault Enterprise’s UI erroneously cached and exposed user-viewed secrets between sessions in a single shared browser. Fixed in 1.8.0 and pending 1.7.4 / 1.6.6 releases.

Severity

No CVSS data available.

CWE

Assigner

mitre mitre root

References

2 references

URL	Tags
https://discuss.hashicorp.com/t/hcsec-2021-19-vau…	x_refsource_MISC
https://security.gentoo.org/glsa/202207-01	vendor-advisoryx_refsource_GENTOO

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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          "dateUpdated": "2024-08-04T01:44:23.408Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        },
        "references": [
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            ],
            "url": "https://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166"
          },
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            "tags": [
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            ],
            "url": "https://security.gentoo.org/glsa/202207-01"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "versions": [
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      ],
      "descriptions": [
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          "value": "HashiCorp Vault and Vault Enterprise\u2019s UI erroneously cached and exposed user-viewed secrets between sessions in a single shared browser. Fixed in 1.8.0 and pending 1.7.4 / 1.6.6 releases."
        }
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      "problemTypes": [
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          "descriptions": [
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              "type": "text"
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      "providerMetadata": {
        "dateUpdated": "2022-08-01T20:09:14.000Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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      },
      "references": [
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          "url": "https://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166"
        },
        {
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          "tags": [
            "vendor-advisory",
            "x_refsource_GENTOO"
          ],
          "url": "https://security.gentoo.org/glsa/202207-01"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2021-38554",
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                "vendor_name": "n/a"
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        "description": {
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              "value": "HashiCorp Vault and Vault Enterprise\u2019s UI erroneously cached and exposed user-viewed secrets between sessions in a single shared browser. Fixed in 1.8.0 and pending 1.7.4 / 1.6.6 releases."
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        "problemtype": {
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    "datePublished": "2021-08-13T15:45:50.000Z",
    "dateReserved": "2021-08-11T00:00:00.000Z",
    "dateUpdated": "2024-08-04T01:44:23.408Z",
    "state": "PUBLISHED"
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.