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Vulnerability record · CVE-2024-2048 · published 4 March 2024

CVE-2024-2048: Hashicorp vault improper certificate validation vulnerability

Hashicorp · Vault

Vault and Vault Enterprise (“Vault”) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as trusted certificate. In this configuration, an attacker may be able to craft a malicious certificate that could be used to bypass authentication. Fixed in Vault 1.15.5 and 1.14.10.

9.8 CVSS 3.1 Critical EPSS 0.45% · top 63.6% CWE-295 · Improper certificate validation
9.8CVSS 3.1 base score
0.45%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Vault and Vault Enterprise (“Vault”) TLS certificate auth method did not correctly validate client certificates when configured with a non-CA certificate as trusted certificate. In this configuration, an attacker may be able to craft a malicious certificate that could be used to bypass authentication. Fixed in Vault 1.15.5 and 1.14.10.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://discuss.hashicorp.com/t/hcsec-2024-05-vault-cert-auth-method-did-not-correctly-validate-non-ca-certificates/6338 Vendor Advisory
https://security.netapp.com/advisory/ntap-20240524-0009/ Third Party Advisory
https://discuss.hashicorp.com/t/hcsec-2024-05-vault-cert-auth-method-did-not-correctly-validate-non-ca-certificates/6338 Vendor Advisory
https://security.netapp.com/advisory/ntap-20240524-0009/ Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-2048), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.