Adobe Experience Manager up to 6.2 SP1-CFP20/6.3.3.8/6.4.8.1/6.5.5.0 Reflected cross site scripting

Summaryinfo

A vulnerability classified as problematic was found in Adobe Experience Manager up to 6.2 SP1-CFP20/6.3.3.8/6.4.8.1/6.5.5.0. Affected by this issue is some unknown functionality. Such manipulation leads to cross site scripting (Reflected). This vulnerability is uniquely identified as CVE-2020-9742. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Adobe Experience Manager up to 6.2 SP1-CFP20/6.3.3.8/6.4.8.1/6.5.5.0 (Content Management System). Affected by this issue is an unknown function. The manipulation with an unknown input leads to a cross site scripting vulnerability (Reflected). Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

AEM versions 6.5.5.0 (and below), 6.4.8.1 (and below) and 6.3.3.8 (and below) are affected by a stored XSS vulnerability that allows users with 'Author' privileges to store malicious scripts in fields associated with the Inbox calendar feature. These scripts may be executed in a victim’s browser when they open the page containing the vulnerable field.

The weakness was disclosed 09/08/2020 as APSB20-56 as confirmed security bulletin (Website). The advisory is shared for download at helpx.adobe.com. The public release has been coordinated in cooperation with the vendor. This vulnerability is handled as CVE-2020-9742. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 6.4.8.2 or 6.5.6.0 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

blogs.adobe.com is providing further details. The entries VDB-160816, VDB-160817, VDB-160818 and VDB-160819 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Content Management System

Vendor

• Adobe

Name

• Experience Manager

Version

• 6.2 SP1-CFP20
• 6.3.3.0
• 6.3.3.1
• 6.3.3.2
• 6.3.3.3
• 6.3.3.4
• 6.3.3.5
• 6.3.3.6
• 6.3.3.7
• 6.3.3.8
• 6.4.8.0
• 6.4.8.1
• 6.5.0
• 6.5.1
• 6.5.2
• 6.5.3
• 6.5.4
• 6.5.5.0

License

• commercial

Website

• Vendor: https://www.adobe.com/

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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