PT-2021-5990 · Adobe · Experience Manager

Published 2021-12-14 · Updated 2022-01-14 · CVE-2021-43765

Positive Technologies (AI Summary)

CVSS v2.0

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Adobe Experience Manager versions 6.5.10.0 and below Adobe Experience Manager Cloud Service offering

Description The issue is related to insufficient protection of the web page structure, allowing a remote attacker to execute arbitrary code. It is 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.

Recommendations For Adobe Experience Manager versions 6.5.10.0 and below, consider disabling vulnerable form fields until a patch is available. For Adobe Experience Manager Cloud Service offering, restrict access to vulnerable form fields to minimize the risk of exploitation. As a temporary workaround, consider restricting the execution of JavaScript code in browsers when accessing pages with vulnerable fields until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

BDU:2022-00509

CVE-2021-43765

Affected Products

Experience Manager

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-43765 · Security Note
• https://helpx.adobe.com/security/products/experience-manager/apsb21-103.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-00509 · Security Note
• https://osv.dev/vulnerability/CVE-2021-43765 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021121533 · Note
• https://t.me/cibsecurity/35453 · Telegram Post