PT-2021-5517 · Adobe · Experience Manager+1

Published 2021-12-14 · Updated 2022-01-19 · CVE-2021-40722

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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

Description The issue is related to an XML External Entity (XXE) injection vulnerability due to improper restriction of XML external entity references. This could allow a remote attacker to execute arbitrary code. The vulnerability may be exploited to achieve remote code execution (RCE).

Recommendations For Adobe Experience Manager versions 6.5.10.0 and below, update to a version that includes a fix for this issue. For AEM Forms Cloud Service offering, apply the necessary patch or configuration changes as recommended by the vendor to mitigate the XML External Entity (XXE) injection vulnerability.

Fix

RCE

XXE

Weakness Enumeration

CWE-611

Related Identifiers

BDU:2021-06367

CVE-2021-40722

Affected Products

Aem Forms Cloud Service

Experience Manager

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2021-40722 · Security Note
• https://bdu.fstec.ru/vul/2021-06367 · Security Note
• https://helpx.adobe.com/security/products/experience-manager/apsb21-103.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-40722 · Vendor Advisory
• https://cybersecurity-help.cz/vdb/SB2021121533 · Note
• https://t.me/cibsecurity/35461 · Telegram Post
• https://t.me/cvenotify/25653 · Telegram Post