{"id":"CVE-2021-45042","aliases":["BIT-vault-2021-45042","EUVD-2021-31839","GHSA-cr6r-4g38-f69g"],"status":"published","title":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1,...","description":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1, clusters using the Integrated Storage backend allowed an authenticated user (with write permissions to a kv secrets engine) to cause a panic and denial of service of the storage backend. The earliest affected version is 1.4.0.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01453,"percentile":0.7381,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-12-17T13:38:51Z","modified":"2026-10-24T10:31:05Z","fixes":[{"ecosystem":"Bitnami","package":"vault","fixed_in":["1.7.7","1.8.6","1.9.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"vault","ranges":[{"type":"SEMVER","events":[{"introduced":"1.4.0"},{"fixed":"1.7.7"},{"introduced":"1.8.0"},{"fixed":"1.8.6"},{"introduced":"1.9.0"},{"fixed":"1.9.1"}]}]}],"products":[{"vendor":"hashicorp","product":"vault"}],"references":[{"url":"https://www.hashicorp.com/blog/category/vault","tags":["x_refsource_MISC","x_transferred","Product","Vendor Advisory","advisory"]},{"url":"https://discuss.hashicorp.com/t/hcsec2-21-33-vault-s-kv-secrets-engine-with-integrated-storage-exposed-to-authenticated-denial-of-service/33157","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://security.gentoo.org/glsa/202207-01","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-45042","tags":["web"]},{"url":"https://github.com/advisories/GHSA-cr6r-4g38-f69g"}],"sources":{"cve":[{"id":"CVE-2021-45042","description":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1, clusters using the Integrated Storage backend allowed an authenticated user (with write permissions to a kv secrets engine) to cause a panic and denial of service of the storage backend. The earliest affected version is 1.4.0.","status":"published","published":"2021-12-17T13:38:51Z","modified":"2024-08-04T04:32:13.617Z","updated_at":"2026-11-02T14:33:02.580561Z"}],"euvd":[{"id":"EUVD-2021-31839","description":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1, clusters using the Integrated Storage backend allowed an authenticated user (with write permissions to a kv secrets engine) to cause a panic and denial of service of the storage backend. The earliest affected version is 1.4.0.","status":"published","published":"2021-12-17T13:38:51Z","modified":"2024-08-04T04:32:13Z","updated_at":"2026-11-03T03:08:28.023592Z"}],"ghsa":[{"id":"GHSA-cr6r-4g38-f69g","title":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1,...","description":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1, clusters using the Integrated Storage backend allowed an authenticated user (with write permissions to a kv secrets engine) to cause a panic and denial of service of the storage backend. The earliest affected version is 1.4.0.","status":"published","published":"2021-12-18T00:01:04Z","modified":"2023-01-27T05:02:39Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T14:42:04.742793Z"}],"nvd":[{"id":"CVE-2021-45042","description":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1, clusters using the Integrated Storage backend allowed an authenticated user (with write permissions to a kv secrets engine) to cause a panic and denial of service of the storage backend. The earliest affected version is 1.4.0.","status":"published","published":"2021-12-17T14:15:07.667Z","modified":"2026-06-17T04:13:05.337Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:07:02.566991Z"}],"osv":[{"id":"CVE-2021-45042","description":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1, clusters using the Integrated Storage backend allowed an authenticated user (with write permissions to a kv secrets engine) to cause a panic and denial of service of the storage backend. The earliest affected version is 1.4.0.","status":"published","published":"2021-12-17T14:15:07.667Z","modified":"2026-10-24T10:31:05.732272034Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:21.877444Z"},{"id":"BIT-vault-2021-45042","description":"In HashiCorp Vault and Vault Enterprise before 1.7.7, 1.8.x before 1.8.6, and 1.9.x before 1.9.1, clusters using the Integrated Storage backend allowed an authenticated user (with write permissions to a kv secrets engine) to cause a panic and denial of service of the storage backend. The earliest affected version is 1.4.0.","status":"published","published":"2024-03-06T11:10:18.604Z","modified":"2026-09-08T08:48:21.165560751Z","updated_at":"2026-11-02T15:28:36.104787Z"}]}}