CVE-2023-5954: Vault Requests Triggering Policy Checks May Lead To Unbounded Memory Consumption
First published: Thu Nov 09 2023(Updated: )
HashiCorp Vault and Vault Enterprise inbound client requests triggering a policy check can lead to an unbounded consumption of memory. A large number of these requests may lead to denial-of-service. Fixed in Vault 1.15.2, 1.14.6, and 1.13.10.
Credit: security@hashicorp.com security@hashicorp.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| go/github.com/hashicorp/vault | >=1.15.0<1.15.2 | 1.15.2 |
| go/github.com/hashicorp/vault | >=1.14.0<1.14.6 | 1.14.6 |
| go/github.com/hashicorp/vault | <1.13.10 | 1.13.10 |
| HashiCorp Vault | >=1.13.7<1.13.10 | |
| HashiCorp Vault | >=1.13.7<1.13.10 | |
| HashiCorp Vault | >=1.14.3<1.14.6 | |
| HashiCorp Vault | >=1.14.3<1.14.6 | |
| HashiCorp Vault | >=1.15.0<1.15.2 | |
| HashiCorp Vault | >=1.15.0<1.15.2 | |
| >=1.13.7<1.13.10 | ||
| >=1.13.7<1.13.10 | ||
| >=1.14.3<1.14.6 | ||
| >=1.14.3<1.14.6 | ||
| >=1.15.0<1.15.2 | ||
| >=1.15.0<1.15.2 |
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Reference Links
Frequently Asked Questions
What is CVE-2023-5954?
CVE-2023-5954 is a vulnerability in HashiCorp Vault and Vault Enterprise that allows inbound client requests triggering a policy check to consume an unbounded amount of memory, potentially leading to denial-of-service.
What is the severity of CVE-2023-5954?
CVE-2023-5954 has a severity rating of medium with a severity value of 5.9.
How can I fix CVE-2023-5954?
To fix CVE-2023-5954, update to Vault version 1.15.2, 1.14.6, or 1.13.10.
Where can I find more information about CVE-2023-5954?
More information about CVE-2023-5954 can be found at the following references: [HashiCorp Discuss](https://discuss.hashicorp.com/t/hcsec-2023-33-vault-requests-triggering-policy-checks-may-lead-to-unbounded-memory-consumption/59926), [NVD](https://nvd.nist.gov/vuln/detail/CVE-2023-5954), [GitHub Security Advisory](https://github.com/advisories/GHSA-4qhc-v8r6-8vwm).
What is the Common Weakness Enumeration (CWE) ID related to CVE-2023-5954?
The Common Weakness Enumeration (CWE) ID related to CVE-2023-5954 is CWE-401.
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