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CVE-2021-32989— LCDS LAquis SCADA - Cross-site Scripting

Quick assessment

Affected
LCDS—Leão Consultoria e Desenvolvimento de Sistemas Ltda ME LAquis SCADA
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.

LCDS LAquis SCADA是巴西LCDS公司的一套SCADA（数据采集与监视控制）系统。该系统主要用于对拥有通信技术的设备进行数据采集和过程控制。 LCDS LAquis SCADA存在跨站脚本漏洞，该漏洞源于当请求不存在的资源时，应用程序返回错误消息，这可能允许反射的跨站点脚本。

CVSS 9.3 · Critical EPSS 2.49% · P84
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I. Basic Information for CVE-2021-32989

Vulnerability Information
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Vulnerability Title
LCDS LAquis SCADA - Cross-site Scripting
Source: CVE Program / CVE List V5
Vulnerability Description
When a non-existent resource is requested, the LCDS LAquis SCADA application (version 4.3.1.1011 and prior) returns error messages which may allow reflected cross-site scripting.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:N
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
LCDS LAquis SCADA 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LCDS LAquis SCADA是巴西LCDS公司的一套SCADA（数据采集与监视控制）系统。该系统主要用于对拥有通信技术的设备进行数据采集和过程控制。 LCDS LAquis SCADA存在跨站脚本漏洞，该漏洞源于当请求不存在的资源时，应用程序返回错误消息，这可能允许反射的跨站点脚本。
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
LCDS—Leão Consultoria e Desenvolvimento de Sistemas Ltda ME LAquis SCADA All ~ 4.3.1.1011 -

II. Public POCs for CVE-2021-32989

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III. Intelligence Information for CVE-2021-32989

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Vendor Advisories for CVE-2021-32989 (1)

IV. Related Vulnerabilities

Same product: LAquis SCADA
Same weakness: CWE-79

V. Comments for CVE-2021-32989

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