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CVE-2024-45815— Prototype pollution in @backstage/plugin-catalog-backend

Quick assessment

Affected
backstage backstage
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.

Backstage是一个应用软件。后台是一个开放的平台,用于构建开发者门户。 Backstage 1.25.0版本存在安全漏洞，该漏洞源于安装了目录后端插件的Backstage实例，一个具有认证访问权限的恶意行为者可以通过向目录API发送特别构造的查询来中断服务。

CVSS 6.5 · Medium EPSS 0.51% · P43

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-45815

Vulnerability Information
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Vulnerability Title
Prototype pollution in @backstage/plugin-catalog-backend
Source: CVE Program / CVE List V5
Vulnerability Description
Backstage is an open framework for building developer portals. A malicious actor with authenticated access to a Backstage instance with the catalog backend plugin installed is able to interrupt the service using a specially crafted query to the catalog API. This has been fixed in the `1.26.0` release of the `@backstage/plugin-catalog-backend`. All users are advised to upgrade. There are no known workarounds for this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1321
Source: CVE Program / CVE List V5
Vulnerability Title
Backstage 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Backstage是一个应用软件。后台是一个开放的平台,用于构建开发者门户。 Backstage 1.25.0版本存在安全漏洞，该漏洞源于安装了目录后端插件的Backstage实例，一个具有认证访问权限的恶意行为者可以通过向目录API发送特别构造的查询来中断服务。
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
backstage backstage < 1.26.0 -

II. Public POCs for CVE-2024-45815

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III. Intelligence Information for CVE-2024-45815

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Same Patch Batch · backstage · 2024-09-17 · 3 CVEs total

CVE-2024-45816 6.5 MEDIUM Storage bucket Directory Traversal in @backstage/plugin-techdocs-backend
CVE-2024-46976 6.5 MEDIUM Circumvention of cross site scripting Protection in @backstage/plugin-techdocs-backend

IV. Related Vulnerabilities

Same product: backstage
Same vendor: backstage
Same weakness: CWE-1321