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CVE-2021-22051

Quick assessment

Affected
n/a Spring Cloud Gateway
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.

Spring Cloud Gateway是提供了一个用于在 Spring WebFlux 之上构建 API 网关的库。 Spring Cloud Gateway存在安全漏洞，该漏洞源于使用SpringCloudGateway的应用程序容易受到精心编制的请求的攻击，这些请求可能会对下游服务发出额外请求。用户可采用以下缓解措施：3.0.x用户应升级到3.0.5+，2.2.x用户应升级到2.2.10.RELEASE或更新版本。

AI Predicted 5.3 Difficulty: Easy EPSS 0.67% · P49

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-22051

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Applications using Spring Cloud Gateway are vulnerable to specifically crafted requests that could make an extra request on downstream services. Users of affected versions should apply the following mitigation: 3.0.x users should upgrade to 3.0.5+, 2.2.x users should upgrade to 2.2.10.RELEASE or newer.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Spring Cloud Gateway 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Spring Cloud Gateway是提供了一个用于在 Spring WebFlux 之上构建 API 网关的库。 Spring Cloud Gateway存在安全漏洞，该漏洞源于使用SpringCloudGateway的应用程序容易受到精心编制的请求的攻击，这些请求可能会对下游服务发出额外请求。用户可采用以下缓解措施：3.0.x用户应升级到3.0.5+，2.2.x用户应升级到2.2.10.RELEASE或更新版本。
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
- Spring Cloud Gateway 3.0.0 to 3.0.4, 2.2.0.RELEASE to 2.2.9.RELEASE, and older versions -

II. Public POCs for CVE-2021-22051

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III. Intelligence Information for CVE-2021-22051

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Other References for CVE-2021-22051 (1)

Same Patch Batch · n/a · 2021-11-08 · 35 CVEs total

CVE-2021-34684 9.8 CRITICAL Hitachi Vantara Pentaho SQL注入漏洞
CVE-2021-31599 8.8 HIGH Hitachi Vantara Pentaho 代码问题漏洞
CVE-2021-31601 7.1 HIGH Hitachi Vantara Pentaho 安全漏洞
CVE-2021-31602 5.3 MEDIUM Hitachi Vantara Pentaho 授权问题漏洞
CVE-2021-31600 4.3 MEDIUM Hitachi Vantara Pentaho 访问控制错误漏洞
CVE-2021-34685 2.7 LOW Hitachi Vantara Pentaho和Hitachi Vantara Pentaho Business Analytics 代码问题漏洞
CVE-2021-42372 LPAR2RRD 操作系统命令注入漏洞
CVE-2021-42371 LPAR2RRD 安全漏洞
CVE-2021-42078 PHP Event Calendar 跨站脚本漏洞
CVE-2021-42077 PHP Event Calendar SQL注入漏洞
CVE-2021-42076 Barrier 缓冲区错误漏洞
CVE-2021-42075 Barrier 资源管理错误漏洞
CVE-2021-42074 Barrier 资源管理错误漏洞
CVE-2021-42072 Barrier 授权问题漏洞
CVE-2021-41771 Google Go 缓冲区错误漏洞
CVE-2021-41772 Google Golang 输入验证错误漏洞
CVE-2021-42073 Barrier 授权问题漏洞
CVE-2021-41733 Oppia 输入验证错误漏洞
CVE-2021-40261 CASAP Automated Enrollment 跨站脚本漏洞
CVE-2021-40260 SourceCodester Tailor Management 跨站脚本漏洞

Showing top 20 of 35 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Spring Cloud Gateway
Same vendor: n/a

V. Comments for CVE-2021-22051

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