CVE-2023-3462— Vault's LDAP Auth Method Allows for User Enumeration
Quick assessment
Affected
HashiCorp Vault
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
HashiCorp Vault是美国HashiCorp公司的一款私钥访问管理工具。 HashiCorp Vault 1.14.1 之前版本、 1.13.5之前版本存在安全漏洞，该漏洞源于使用 LDAP 身份验证方法时，HashiCorp 的 Vault 和 Vault Enterprise 容易受到用户枚举攻击，攻击者利用该漏洞可以提交现有和不存在的 LDAP 用户的请求，并观察 Vault 的响应，以检查该帐户在 LDAP 服务器上是否有效。
Possible ATT&CK Techniques 1 AI
T1110.001 · Password Guessing
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I. Basic Information for CVE-2023-3462
Vulnerability Information
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Vulnerability Title
Vault's LDAP Auth Method Allows for User Enumeration
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过差异性导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
HashiCorp Vault 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HashiCorp Vault是美国HashiCorp公司的一款私钥访问管理工具。 HashiCorp Vault 1.14.1 之前版本、 1.13.5之前版本存在安全漏洞，该漏洞源于使用 LDAP 身份验证方法时，HashiCorp 的 Vault 和 Vault Enterprise 容易受到用户枚举攻击，攻击者利用该漏洞可以提交现有和不存在的 LDAP 用户的请求，并观察 Vault 的响应，以检查该帐户在 LDAP 服务器上是否有效。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| HashiCorp | Vault | 1.13.0 ~ 1.13.4 | - |
|
| HashiCorp | Vault Enterprise | 1.13.0 ~ 1.13.4 | - |
|
II. Public POCs for CVE-2023-3462
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-3462 (1)
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V. Comments for CVE-2023-3462
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