Vulnerability Report

CVE-2025-6011

Title: Hashicorp Vault Information Disclosure

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2025-6011.

CWE Category CWE-203

Published Date Aug 01, 2025

Modified Date Aug 13, 2025

Exploit Status Not Found

Score 3.7 CVSS v3.1

Exploit Probability (EPSS)

0.12%

Vulnerability Summary

CVE-2025-6011: A timing side channel in Vault and Vault Enterprise’s (“Vault”) userpass auth method allowed an attacker to distinguish between existing and non-existing users, and potentially enumerate valid usernames for Vault’s Userpass auth method. Fixed in Vault Community Edition 1.20.1 and Vault Enterprise 1.20.1, 1.19.7, 1.18.12, and 1.16.23.

Impacted Vendors

tibco 1

hashicorp 1

Reference Links

https://discuss.hashicorp.com/t/hcsec-2025-15-timing-side-channel-in-vault-s-userpass-auth-method/76034

CVSS v3.1

Source Entity [email protected]

Severity LOW

3.7

Attack Vector

NETWORK

Complexity

HIGH

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-6011 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

August 13, 2025 MODIFIED

Vulnerability data or affected products updated.

August 13, 2025 MODIFIED

Vulnerability data updated via NVD.

August 01, 2025 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity HIGH

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Stack

No specific products linked.