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CVE-2021-27911— XSS vulnerability on contacts view

Quick assessment

Affected
Mautic Mautic
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.

Mautic是一款开源的营销自动化软件。该软件能够监控管理网站、发送电子邮件并管理客户资源。 Mautic 存在跨站脚本漏洞，该漏洞源于 Mautic 容易受到 JS XSS 攻击。攻击会在在查看联系人的详细信息页面然后单击操作下拉菜单并将鼠标悬停在活动按钮上时触发。

CVSS 8.3 · High EPSS 0.64% · P48

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-27911

Vulnerability Information
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Vulnerability Title
XSS vulnerability on contacts view
Source: CVE Program / CVE List V5
Vulnerability Description
Mautic versions before 3.3.4/4.0.0 are vulnerable to an inline JS XSS attack through the contact's first or last name and triggered when viewing a contact's details page then clicking on the action drop down and hovering over the Campaigns button. Contact first and last name can be populated from different sources such as UI, API, 3rd party syncing, forms, etc.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
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
Mautic 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mautic是一款开源的营销自动化软件。该软件能够监控管理网站、发送电子邮件并管理客户资源。 Mautic 存在跨站脚本漏洞，该漏洞源于 Mautic 容易受到 JS XSS 攻击。攻击会在在查看联系人的详细信息页面然后单击操作下拉菜单并将鼠标悬停在活动按钮上时触发。
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
Mautic Mautic unspecified ~ 3.3.4 -

II. Public POCs for CVE-2021-27911

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III. Intelligence Information for CVE-2021-27911

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Vendor Advisories for CVE-2021-27911 (1)

Same Patch Batch · Mautic · 2021-08-30 · 5 CVEs total

CVE-2021-27910 8.2 HIGH Stored XSS vulnerability on Bounce Management Callback
CVE-2021-27912 7.1 HIGH XSS vulnerability on asset view
CVE-2021-27909 6.3 MEDIUM XSS vulnerability on password reset page
CVE-2021-27913 3.5 LOW Use of a Broken or Risky Cryptographic Algorithm

IV. Related Vulnerabilities

Same product: Mautic
Same vendor: Mautic
Same weakness: CWE-79

V. Comments for CVE-2021-27911

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