PT-2021-6642 · Adobe · Experience Manager

Published 2021-05-11 · Updated 2021-07-02 · CVE-2021-21084

Positive Technologies (AI Summary)

CVSS v2.0

9.4

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:N

Name of the Vulnerable Software and Affected Versions Adobe Experience Manager versions 6.5.7.0 and earlier Adobe Experience Manager versions 6.4.8.3 and earlier Adobe Experience Manager versions 6.3.3.8 and earlier Adobe Experience Manager Cloud Service

Description The issue is related to insufficient protection of the web page structure, allowing a remote attacker to execute arbitrary JavaScript code in a user's browser. This stored Cross-Site Scripting (XSS) issue could be exploited by injecting malicious scripts into vulnerable form fields, which may be executed when a victim browses to the page containing the vulnerable field.

Recommendations For Adobe Experience Manager versions 6.5.7.0 and earlier, update to a version that includes the fix for this issue. For Adobe Experience Manager versions 6.4.8.3 and earlier, update to a version that includes the fix for this issue. For Adobe Experience Manager versions 6.3.3.8 and earlier, update to a version that includes the fix for this issue. For Adobe Experience Manager Cloud Service, apply the necessary patches or updates provided by Adobe to resolve the issue. As a temporary workaround, consider restricting access to vulnerable form fields until a patch is available.

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2022-01958

CVE-2021-21084

Affected Products

Experience Manager

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-21084 · Security Note
• https://bdu.fstec.ru/vul/2022-01958 · Security Note
• https://helpx.adobe.com/security/products/experience-manager/apsb21-15.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-21084 · Vendor Advisory