Resource exhaustion in Vault and Vault Enterprise - CVE-2023-6337
Published: December 11, 2023
Vulnerability identifier: #VU84044
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-6337
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Vault
Vault Enterprise
Vault
Vault Enterprise
Software vendor:
HashiCorp
HashiCorp
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources when handling large unauthenticated and authenticated HTTP requests from a client. A remote attacker can send large HTTP requests to the application, consume all available memory resources and perform a denial of service (DoS) attack.
Remediation
Install updates from vendor's website.