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CVE-2021-21084— Adobe Experience Manager stored cross-site scripting vulnerability in resource resolver factory could lead to arbitrary code execution

Quick assessment

Affected
Adobe Experience Manager
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.

Adobe Experience Manager（AEM）是美国奥多比（Adobe）公司的一套可用于构建网站、移动应用程序和表单的内容管理解决方案。该方案支持移动内容管理、营销销售活动管理和多站点管理等。 Adobe Experience Manager 存在跨站脚本漏洞。远程攻击者可以诱骗受害者遵循特制的链接，并在易受攻击的网站的上下文中在用户浏览器中执行任意HTML和脚本代码。Adobe Experience Manager: 6.3, 6.3.1.0, 6.3.2.0, 6.3.2.2, 6.3.3

CVSS 7.3 · High EPSS 1.82% · P78

Possible ATT&CK Techniques 1 AI

T1059.007 · JavaScript
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I. Basic Information for CVE-2021-21084

Vulnerability Information
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Vulnerability Title
Adobe Experience Manager stored cross-site scripting vulnerability in resource resolver factory could lead to arbitrary code execution
Source: CVE Program / CVE List V5
Vulnerability Description
AEM's Cloud Service offering, as well as versions 6.5.7.0 (and below), 6.4.8.3 (and below) and 6.3.3.8 (and below) are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by an attacker to inject malicious scripts into vulnerable form fields. Malicious JavaScript may be executed in a victim’s browser when they browse to the page containing the vulnerable field.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/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
Adobe Experience Manager 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Experience Manager（AEM）是美国奥多比（Adobe）公司的一套可用于构建网站、移动应用程序和表单的内容管理解决方案。该方案支持移动内容管理、营销销售活动管理和多站点管理等。 Adobe Experience Manager 存在跨站脚本漏洞。远程攻击者可以诱骗受害者遵循特制的链接，并在易受攻击的网站的上下文中在用户浏览器中执行任意HTML和脚本代码。Adobe Experience Manager: 6.3, 6.3.1.0, 6.3.2.0, 6.3.2.2, 6.3.3
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
Adobe Experience Manager unspecified ~ 6.3.3.8 -

II. Public POCs for CVE-2021-21084

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III. Intelligence Information for CVE-2021-21084

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Vendor Advisories for CVE-2021-21084 (1)

Same Patch Batch · Adobe · 2021-06-28 · 24 CVEs total

CVE-2021-21101 8.8 HIGH Adobe Illustrator TTF font parsing out-of-bounds write vulnerability could lead to remote
CVE-2021-28588 8.8 HIGH Adobe RoboHelp Server folderId Directory Traversal Remote Code Execution Vulnerability
CVE-2021-28562 8.8 HIGH Adobe Acrobat Reader use-after-free could lead to arbitrary code execution
CVE-2021-21102 8.8 HIGH Adobe Illustrator DOCX file parsing directory traversal vulnerability could lead to remote
CVE-2021-21090 8.8 HIGH Adobe InCopy DOCX file parsing directory traversal vulnerability could lead to remote code
CVE-2021-21099 8.8 HIGH Adobe InDesign PCX file parsing out-of-bounds write vulnerability could lead to remote cod
CVE-2021-21098 8.8 HIGH Adobe InDesign PCX file parsing out-of-bounds write vulnerability could lead to remote cod
CVE-2021-28570 8.3 HIGH Adobe After Effects uncontrolled search path element vulnerability could lead to remote co
CVE-2021-28583 7.5 HIGH Magento Commerce insecure storage of sensitive documentation
CVE-2021-21083 7.5 HIGH Adobe Experience Manager broken access control in DSRPReindexServlet could lead to denial-
CVE-2021-28556 6.9 MEDIUM Magento Commerce DOM-based cross-site scripting (XSS) could lead to arbitrary javascript e
CVE-2021-28563 6.5 MEDIUM Magento Commerce improper Authorization via the 'Create Customer' endpoint
CVE-2021-28584 5.4 MEDIUM Magento Commerce path traversal vulnerability in child theme store creation
CVE-2021-28585 5.3 MEDIUM Magento Commerce improper input validation in customer customer webapi
CVE-2021-28575 4.3 MEDIUM Adobe Animate out-of-bounds read vulnerability could lead to information exposure
CVE-2021-28579 4.3 MEDIUM Adobe Connect improper access control could lead to privilege escalation
CVE-2021-28574 4.3 MEDIUM Adobe Animate out-of-bounds read vulnerability could lead to information exposure
CVE-2021-28576 4.3 MEDIUM Adobe Animate out-of-bounds read vulnerability could lead to information exposure
CVE-2021-28573 4.3 MEDIUM Adobe Animate out-of-bounds read vulnerability could lead to information exposure
CVE-2021-28586 Adobe After Effects PDF file parsing out-of-bounds write could lead to remote code executi

Showing top 20 of 24 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Experience Manager
Same vendor: Adobe
Same weakness: CWE-79

V. Comments for CVE-2021-21084

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