{"id":"CVE-2023-3462","state":"PUBLISHED","title":"Vault's LDAP Auth Method Allows for User Enumeration","description":"HashiCorp's Vault and Vault Enterprise are vulnerable to user enumeration when using the LDAP auth method. An attacker may submit requests of existent and non-existent LDAP users and observe the response from Vault to check if the account is valid on the LDAP server. This vulnerability is fixed in Vault 1.14.1 and 1.13.5.","publishedAt":"2023-07-31T22:40:23.432Z","updatedAt":"2024-10-21T18:04:40.093Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","source":"HashiCorp"},"assigner":"HashiCorp","products":["HashiCorp Vault","HashiCorp Vault Enterprise"],"affected":[{"vendor":"HashiCorp","product":"Vault","defaultStatus":"affected","versions":[{"version":"1.13.0","status":"affected","lessThanOrEqual":"1.13.4","versionType":"semver"},{"version":"1.14.0","status":"affected"}],"platforms":["Windows","MacOS","Linux","x86","64 bit","32 bit","ARM"],"repo":"https://github.com/hashicorp/vault"},{"vendor":"HashiCorp","product":"Vault Enterprise","defaultStatus":"unaffected","versions":[{"version":"1.13.0","status":"affected","lessThanOrEqual":"1.13.4","versionType":"semver"},{"version":"1.14.0","status":"affected"}],"platforms":["Windows","MacOS","Linux","x86","ARM","64 bit","32 bit"]}],"references":["https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714"],"weaknesses":["CWE-203"],"ingestedAt":"2026-10-29T20:06:08.715Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/3xxx/CVE-2023-3462.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-3462","state":"PUBLISHED","datePublished":"2023-07-31T22:40:23.432Z","dateUpdated":"2024-10-21T18:04:40.093Z","assignerShortName":"HashiCorp","assignerOrgId":"67fedba0-ff2e-4543-ba5b-aa93e87718cc","dateReserved":"2023-06-29T19:00:52.239Z"},"containers":{"cna":{"title":"Vault's LDAP Auth Method Allows for User Enumeration","descriptions":[{"lang":"en","value":"HashiCorp's Vault and Vault Enterprise are vulnerable to user enumeration when using the LDAP auth method. An attacker may submit requests of existent and non-existent LDAP users and observe the response from Vault to check if the account is valid on the LDAP server. This vulnerability is fixed in Vault 1.14.1 and 1.13.5."}],"affected":[{"vendor":"HashiCorp","product":"Vault","defaultStatus":"affected","versions":[{"version":"1.13.0","status":"affected","lessThanOrEqual":"1.13.4","versionType":"semver"},{"version":"1.14.0","status":"affected"}],"platforms":["Windows","MacOS","Linux","x86","64 bit","32 bit","ARM"],"repo":"https://github.com/hashicorp/vault"},{"vendor":"HashiCorp","product":"Vault Enterprise","defaultStatus":"unaffected","versions":[{"version":"1.13.0","status":"affected","lessThanOrEqual":"1.13.4","versionType":"semver"},{"version":"1.14.0","status":"affected"}],"platforms":["Windows","MacOS","Linux","x86","ARM","64 bit","32 bit"]}],"references":[{"url":"https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE","baseSeverity":"MEDIUM","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-203","lang":"en","description":"CWE-203 Observable Discrepancy","type":"CWE"}]}],"providerMetadata":{"shortName":"HashiCorp","orgId":"67fedba0-ff2e-4543-ba5b-aa93e87718cc","dateUpdated":"2023-07-31T22:40:23.432Z"},"impacts":[{"capecId":"CAPEC-575","descriptions":[{"lang":"en","value":"CAPEC-575 Account Footprinting"}]}],"credits":[{"lang":"en","value":"Jared Johnstone","user":"00000000-0000-4000-9000-000000000000","type":"finder"}],"source":{"discovery":"EXTERNAL"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T06:55:03.557Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2024-10-21T18:04:26.770286Z","id":"CVE-2023-3462","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2024-10-21T18:04:40.093Z"}}]}}}