CVE-2025-6203
BaseFortify
Publication date: 2025-08-28
Last updated on: 2025-12-18
Assigner: HashiCorp Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| hashicorp | vault | From 1.15.0 (inc) to 1.16.27 (exc) |
| hashicorp | vault | From 1.15.0 (inc) to 1.21.0 (exc) |
| hashicorp | vault | From 1.18.0 (inc) to 1.18.15 (exc) |
| hashicorp | vault | From 1.19.0 (inc) to 1.19.11 (exc) |
| hashicorp | vault | From 1.20.0 (inc) to 1.20.5 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-770 | The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability occurs when a malicious user submits a specially-crafted complex payload that meets the default request size limit but causes excessive memory and CPU consumption in Vault. This can lead to a timeout in Vault's auditing subroutine and potentially cause the Vault server to become unresponsive.
How can this vulnerability impact me? :
The vulnerability can cause the Vault server to become unresponsive due to excessive resource consumption, which may disrupt services relying on Vault for secure secret management and auditing.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should upgrade Vault to one of the fixed versions: Vault Community Edition 1.20.3 or Vault Enterprise versions 1.20.3, 1.19.9, 1.18.14, or 1.16.25.