How severe is CVE-2024-8365?

CVE-2024-8365 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2024-8365 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-8365?

CVE-2024-8365 primarily affects Hashicorp Vault. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2024-8365?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-8365 have an EU (EUVD) identifier?

Yes. CVE-2024-8365 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2824.

When was CVE-2024-8365 published?

CVE-2024-8365 was published on 2024-09-02 and last updated on 2026-06-17.

CVE-2024-8365

CVE-2024-8365 is a medium-severity vulnerability in Hashicorp Vault with a CVSS 3.x base score of 6.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.

Key facts

Severity: Medium (CVSS 3.x base score 6.2)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-2824
Weakness: CWE-532
Affected product: Hashicorp Vault
Published: 2024-09-02
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2024-8365?: CVE-2024-8365 has a CVSS 3.x base score of 6.2, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2024-8365 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-8365?: CVE-2024-8365 primarily affects Hashicorp Vault. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2024-8365?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-8365 have an EU (EUVD) identifier?: Yes. CVE-2024-8365 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-2824.
When was CVE-2024-8365 published?: CVE-2024-8365 was published on 2024-09-02 and last updated on 2026-06-17.

References

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

Affected products (2)

cpe:2.3:a:hashicorp:vault:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:hashicorp:vault:*:*:*:*:-:*:*:*

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