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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
HashiCorpCNA
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVEADP
---
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CISA-ADPADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 71%
VendorProductVersion
hashicorpvault
1.13.0 ≤
𝑥
< 1.13.5
hashicorpvault
1.13.0 ≤
𝑥
< 1.13.5
hashicorpvault
1.14.0
hashicorpvault
1.14.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714
https://discuss.hashicorp.com/t/hcsec-2023-24-vaults-ldap-auth-method-allows-for-user-enumeration/56714