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CVE-2023-45757— Apache bRPC: The builtin service rpcz page has an XSS attack vulnerability

Quick assessment

Affected
Apache Software Foundation Apache bRPC
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.

Apache bRPC是美国阿帕奇（Apache）基金会的用于构建可靠和高性能服务的工业级 RPC 框架。 Apache bRPC 1.6.0及之前版本存在跨站脚本漏洞，该漏洞源于允许攻击者将XSS代码注入内置rpcz页面。

AI Predicted 6.1 Difficulty: Moderate EPSS 1.23% · P69

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2023-45757

Vulnerability Information
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Vulnerability Title
Apache bRPC: The builtin service rpcz page has an XSS attack vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Security vulnerability in Apache bRPC <=1.6.0 on all platforms allows attackers to inject XSS code to the builtin rpcz page. An attacker that can send http request to bRPC server with rpcz enabled can inject arbitrary XSS code to the builtin rpcz page. Solution (choose one of three): 1. upgrade to bRPC > 1.6.0, download link: https://dist.apache.org/repos/dist/release/brpc/1.6.1/ 2. If you are using an old version of bRPC and hard to upgrade, you can apply this patch:  https://github.com/apache/brpc/pull/2411 3. disable rpcz feature
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Apache bRPC 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache bRPC是美国阿帕奇（Apache）基金会的用于构建可靠和高性能服务的工业级 RPC 框架。 Apache bRPC 1.6.0及之前版本存在跨站脚本漏洞，该漏洞源于允许攻击者将XSS代码注入内置rpcz页面。
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
Apache Software Foundation Apache bRPC 0.9.0 ~ 1.6.0 -

II. Public POCs for CVE-2023-45757

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III. Intelligence Information for CVE-2023-45757

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Mailing List Discussions for CVE-2023-45757 (2)

Same Patch Batch · Apache Software Foundation · 2023-10-16 · 4 CVEs total

CVE-2023-43666 Apache InLong: General user Unauthorized access User Management
CVE-2023-43667 Apache InLong: Log Injection in Global functions
CVE-2023-43668 Apache InLong: Jdbc Connection Security Bypass in InLong

IV. Related Vulnerabilities

Same product: Apache bRPC
Same vendor: Apache Software Foundation
Same weakness: CWE-79

V. Comments for CVE-2023-45757

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