CVE-2025-12044— Vault Vulnerable to Denial of Service Due to Rate Limit Regression
Quick assessment
Affected
HashiCorp Vault
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
HashiCorp Vault Enterprise是美国HashiCorp公司的一个企业信息归档平台。 HashiCorp Vault Enterprise存在安全漏洞，该漏洞源于在处理JSON有效载荷时未应用速率限制，可能导致拒绝服务攻击。
Possible ATT&CK Techniques 2 AI
T1190 · Exploit Public-Facing Application T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2025-12044
Vulnerability Information
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Vulnerability Title
Vault Vulnerable to Denial of Service Due to Rate Limit Regression
Source: CVE Program / CVE List V5
Vulnerability Description
Vault and Vault Enterprise (“Vault”) are vulnerable to an unauthenticated denial of service when processing JSON payloads. This occurs due to a regression from a previous fix for [+HCSEC-2025-24+|https://discuss.hashicorp.com/t/hcsec-2025-24-vault-denial-of-service-though-complex-json-payloads/76393] which allowed for processing JSON payloads before applying rate limits. This vulnerability, CVE-2025-12044, is fixed in Vault Community Edition 1.21.0 and Vault Enterprise 1.16.27, 1.19.11, 1.20.5, and 1.21.0.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5
Vulnerability Title
HashiCorp Vault Enterprise 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HashiCorp Vault Enterprise是美国HashiCorp公司的一个企业信息归档平台。 HashiCorp Vault Enterprise存在安全漏洞，该漏洞源于在处理JSON有效载荷时未应用速率限制，可能导致拒绝服务攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| HashiCorp | Vault | 1.20.3 ~ 1.21.0 | - |
|
| HashiCorp | Vault Enterprise | 1.20.3 ~ 1.21.0 | - |
|
II. Public POCs for CVE-2025-12044
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Pages for CVE-2025-12044 (1)
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V. Comments for CVE-2025-12044
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