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CVE-2021-29103— There is a reflected Cross Site Scripting (XSS) vulnerability in Esri ArcGIS Server version 10.8.1 and below.

Quick assessment

Affected
Esri ArcGIS Server
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.

Esri Arcgis Server是美国Esri公司的一个面向Web的可用于提供地理位置服务的企业级软件平台。 Esri Arcgis Server 中存在跨站脚本漏洞，该漏洞源于系统未对用户输入数据做有效验证，攻击者可通过该漏洞诱导用户访问恶意链接并执行恶意代码。以下产品及版本受到影响：ArcGIS Server 10.8.1及之前版本。

AI Predicted 6.1 Difficulty: Easy EPSS 0.74% · P53
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I. Basic Information for CVE-2021-29103

Vulnerability Information
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Vulnerability Title
There is a reflected Cross Site Scripting (XSS) vulnerability in Esri ArcGIS Server version 10.8.1 and below.
Source: CVE Program / CVE List V5
Vulnerability Description
A reflected Cross Site Scripting (XXS) vulnerability in ArcGIS Server version 10.8.1 and below may allow a remote attacker able to convince a user to click on a crafted link which could potentially execute arbitrary JavaScript code in the user’s browser.
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
Esri Arcgis Server 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Esri Arcgis Server是美国Esri公司的一个面向Web的可用于提供地理位置服务的企业级软件平台。 Esri Arcgis Server 中存在跨站脚本漏洞，该漏洞源于系统未对用户输入数据做有效验证，攻击者可通过该漏洞诱导用户访问恶意链接并执行恶意代码。以下产品及版本受到影响：ArcGIS Server 10.8.1及之前版本。
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
Esri ArcGIS Server All ~ 10.9 -

II. Public POCs for CVE-2021-29103

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III. Intelligence Information for CVE-2021-29103

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Same Patch Batch · Esri · 2021-07-11 · 4 CVEs total

CVE-2021-29104 There is a stored Cross Site Scripting (XXS) vulnerability in ArcGIS Server Manager versio
CVE-2021-29102 There is a Server-Side Request Forgery (SSRF) vulnerability in Esri ArcGIS Server Manager
CVE-2021-29105 There is a stored Cross Site Scripting (XSS) vulnerability in Esri ArcGIS Server Services

IV. Related Vulnerabilities

Same product: ArcGIS Server
Same vendor: Esri
Same weakness: CWE-79

V. Comments for CVE-2021-29103

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