CVE-2023-3462

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.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:hashicorp:vault:::::-:::*
	cpe:2.3:a:hashicorp:vault:::::enterprise:::*
	cpe:2.3:a:hashicorp:vault:1.14.0::::-:::
	cpe:2.3:a:hashicorp:vault:1.14.0::::enterprise:::

History

04 Aug 2023, 16:50

Type	Values Removed	Values Added
First Time		Hashicorp Hashicorp vault
CWE		CWE-203
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.3
CPE		cpe:2.3:a:hashicorp:vault:::::enterprise:::* cpe:2.3:a:hashicorp:vault:1.14.0::::enterprise::: cpe:2.3:a:hashicorp:vault:::::-:::* cpe:2.3:a:hashicorp:vault:1.14.0::::-:::
References	~~(MISC) https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714 -~~	(MISC) https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714 - Vendor Advisory

31 Jul 2023, 23:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-07-31 23:15

Updated : 2024-02-28 20:33

NVD link : CVE-2023-3462

Mitre link : CVE-2023-3462

CVE.ORG link : CVE-2023-3462

JSON object : View

Products Affected

hashicorp

vault

CWE

CWE-203

Observable Discrepancy

{"id": "CVE-2023-3462", "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}, {"type": "Secondary", "source": "security@hashicorp.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2023-07-31T23:15:10.360", "references": [{"url": "https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714", "tags": ["Vendor Advisory"], "source": "security@hashicorp.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-203"}]}, {"type": "Secondary", "source": "security@hashicorp.com", "description": [{"lang": "en", "value": "CWE-203"}]}], "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."}], "lastModified": "2023-08-04T16:50:04.120", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "DF8B4175-8E60-4169-9D10-FE924EB1516C", "versionEndExcluding": "1.13.5", "versionStartIncluding": "1.13.0"}, {"criteria": "cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "EBC19EB3-A5B0-4165-BB49-763953AC2369", "versionEndExcluding": "1.13.5", "versionStartIncluding": "1.13.0"}, {"criteria": "cpe:2.3:a:hashicorp:vault:1.14.0:*:*:*:-:*:*:*", "vulnerable": true, "matchCriteriaId": "3DFB14EC-487C-454C-A712-10085D897748"}, {"criteria": "cpe:2.3:a:hashicorp:vault:1.14.0:*:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "DB12634A-9B34-44C0-AC11-11120295E3F2"}], "operator": "OR"}]}], "sourceIdentifier": "security@hashicorp.com"}