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CVE-2021-32539— Hundred Plus 101EIP - Stored XSS-1

Quick assessment

Affected
Hundred Plus 101EIP
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.

Hundred Plus 101EIP system是台湾百加资通股份有限公司（Hundred Plus）公司的一个云端办公室平台，是集聚许多企业使用经验所善化而成。 101EIP 存在跨站脚本漏洞，该漏洞源于日历添加事件功能不过滤特定字段中的特殊字符，攻击者在身份认证后可通过注入JavaScript并执行存储XSS攻击。

CVSS 5.4 · Medium EPSS 0.59% · P45

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2021-32539

Vulnerability Information
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Vulnerability Title
Hundred Plus 101EIP - Stored XSS-1
Source: CVE Program / CVE List V5
Vulnerability Description
Add event in calendar function in the 101EIP system does not filter special characters in specific fields, which allows remote authenticated users to inject JavaScript and perform a stored XSS attack.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/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
Hundred Plus 101EIP 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hundred Plus 101EIP system是台湾百加资通股份有限公司（Hundred Plus）公司的一个云端办公室平台，是集聚许多企业使用经验所善化而成。 101EIP 存在跨站脚本漏洞，该漏洞源于日历添加事件功能不过滤特定字段中的特殊字符，攻击者在身份认证后可通过注入JavaScript并执行存储XSS攻击。
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
Hundred Plus 101EIP RELEASE_200925 -

II. Public POCs for CVE-2021-32539

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III. Intelligence Information for CVE-2021-32539

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Other References for CVE-2021-32539 (1)

IV. Related Vulnerabilities

Same product: 101EIP
Same vendor: Hundred Plus
Same weakness: CWE-79

V. Comments for CVE-2021-32539

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