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CVE-2022-39328— Grafana vulnerable to race condition allowing privilege escalation

Quick assessment

Affected
grafana grafana
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.

Grafana是Grafana开源的一套提供可视化监控界面的开源监控工具。该工具主要用于监控和分析Graphite、InfluxDB和Prometheus等。 Grafana 9.2.4之前的9.2.x版本存在安全漏洞，该漏洞源于在身份验证中间件逻辑中包含竞争条件，这可能允许未经身份验证的用户在重负载下查询管理端点。

CVSS 9.8 · Critical EPSS 1.00% · P60

Possible ATT&CK Techniques 1 AI

T1136.003 · Cloud Account
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I. Basic Information for CVE-2022-39328

Vulnerability Information
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Vulnerability Title
Grafana vulnerable to race condition allowing privilege escalation
Source: CVE Program / CVE List V5
Vulnerability Description
Grafana is an open-source platform for monitoring and observability. Versions starting with 9.2.0 and less than 9.2.4 contain a race condition in the authentication middlewares logic which may allow an unauthenticated user to query an administration endpoint under heavy load. This issue is patched in 9.2.4. There are no known workarounds.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用共享资源的并发执行不恰当同步问题(竞争条件)
Source: CVE Program / CVE List V5
Vulnerability Title
Grafana 竞争条件问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Grafana是Grafana开源的一套提供可视化监控界面的开源监控工具。该工具主要用于监控和分析Graphite、InfluxDB和Prometheus等。 Grafana 9.2.4之前的9.2.x版本存在安全漏洞，该漏洞源于在身份验证中间件逻辑中包含竞争条件，这可能允许未经身份验证的用户在重负载下查询管理端点。
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
grafana grafana >= 9.2.0, < 9.2.4 -

II. Public POCs for CVE-2022-39328

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III. Intelligence Information for CVE-2022-39328

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Vendor Advisories for CVE-2022-39328 (2)

IV. Related Vulnerabilities

Same product: grafana
Same vendor: grafana
Same weakness: CWE-362

V. Comments for CVE-2022-39328

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