CVE-2024-8365

Vault Community Edition and Vault Enterprise experienced a regression where functionality that HMAC’d sensitive headers in the configured audit device, specifically client tokens and token accessors, was removed. This resulted in the plaintext values of client tokens and token accessors being stored in the audit log. This vulnerability, CVE-2024-8365, was fixed in Vault Community Edition and Vault Enterprise 1.17.5 and Vault Enterprise 1.16.9.

Weakness

Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.

Affected Software

Extended Description

While logging all information may be helpful during development stages, it is important that logging levels be set appropriately before a product ships so that sensitive user data and system information are not accidentally exposed to potential attackers. Different log files may be produced and stored for:

Potential Mitigations

Related Attack Patterns

• https://cwe.mitre.org/data/definitions/215.html

References

• https://discuss.hashicorp.com/t/hcsec-2024-18-vault-leaks-client-token-and-token-accessor-in-audit-devices/