#VU94720 Improper Authentication in Vault Enterprise and Vault - CVE-2024-5798

Vulnerability identifier: #VU94720

Vulnerability risk: Low

CVSSv4.0: 0.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-5798

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Vault Enterprise
Web applications / Modules and components for CMS
Vault
Web applications / Modules and components for CMS

Vendor: HashiCorp

Description

The vulnerability allows a remote privileged user to bypass authentication process.

The vulnerability exists due to Vault and Vault Enterprise did not properly validate the JSON Web Token (JWT) role-bound audience claim when using the Vault JWT auth method. A remote privileged user can bypass authentication process and gain unauthorized access to the application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Vault Enterprise: before 1.15.9, 1.16.3, 1.17.0, 1.15.9

Vault: before 1.15.9, 1.16.3, 1.17.0, 1.15.9

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External links
https://discuss.hashicorp.com/t/hcsec-2024-11-vault-incorrectly-validated-json-web-tokens-jwt-audience-claims/67770

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.