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CVE-2020-9055— Versiant Lynx Customer Service Portal version 3.5.2 is vulnerable to stored cross-site scripting, which may allow an attacker to execute arbitrary JavaScript

Quick assessment

Affected
Versiant LYNX Customer Service Portal
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.

Versiant LYNX Customer Service Portal（CSP）是美国Versiant公司的一套客户服务门户系统。 Versiant LYNX Customer Service Portal (CSP) 3.5.2版本中存在跨站脚本漏洞。该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞执行客户端代码。

CVSS 3.9 · Low EPSS 0.51% · P41
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I. Basic Information for CVE-2020-9055

Vulnerability Information
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Vulnerability Title
Versiant Lynx Customer Service Portal version 3.5.2 is vulnerable to stored cross-site scripting, which may allow an attacker to execute arbitrary JavaScript
Source: CVE Program / CVE List V5
Vulnerability Description
Versiant LYNX Customer Service Portal (CSP), version 3.5.2, is vulnerable to stored cross-site scripting, which could allow a local, authenticated attacker to insert malicious JavaScript that is stored and displayed to the end user. This could lead to website redirects, session cookie hijacking, or information disclosure.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
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
Versiant LYNX Customer Service Portal 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Versiant LYNX Customer Service Portal（CSP）是美国Versiant公司的一套客户服务门户系统。 Versiant LYNX Customer Service Portal (CSP) 3.5.2版本中存在跨站脚本漏洞。该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞执行客户端代码。
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
Versiant LYNX Customer Service Portal 3.5.2 -

II. Public POCs for CVE-2020-9055

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III. Intelligence Information for CVE-2020-9055

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Vendor Advisories for CVE-2020-9055 (1)

Other References for CVE-2020-9055 (1)

IV. Related Vulnerabilities

Same weakness: CWE-79

V. Comments for CVE-2020-9055

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