CVE-2024-2877: Vault Enterprise Leaks Sensitive HTTP Request Headers in the Audit Log When Deployed With a Performance Standby Node

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-04-30 · updated 2026-06-17
Weakness: CWE-532

Description

Vault Enterprise, when configured with performance standby nodes and a configured audit device, will inadvertently log request headers on the standby node. These logs may have included sensitive HTTP request information in cleartext. This vulnerability, CVE-2024-2877, was fixed in Vault Enterprise 1.15.8.

Affected products

HashiCorp Vault: from 1.15.0 before 1.15.8 — fixed in 1.15.8

How to fix

Upgrade to a fixed version: HashiCorp Vault 1.15.8. Check the vendor advisory for mitigations.

References

https://discuss.hashicorp.com/t/hsec-2024-10-vault-enterprise-leaks-sensitive-http-request-headers-in-audit-log-when-deployed-with-a-performance-standby-node
https://security.netapp.com/advisory/ntap-20240614-0002/
https://discuss.hashicorp.com/t/hsec-2024-10-vault-enterprise-leaks-sensitive-http-request-headers-in-audit-log-when-deployed-with-a-performance-standby-node
https://security.netapp.com/advisory/ntap-20240614-0002/

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