CVE-2023-48557 : Vulnerability Insights and Analysis

Adobe Experience Manager versions 6.5.18 and earlier are affected by a stored Cross-Site Scripting (XSS) vulnerability that could be abused by a low-privileged attacker to inject malicious scripts into vulnerable form fields. This could result in the execution of malicious JavaScript in a victim's browser when they visit the page containing the vulnerable field.

Understanding CVE-2023-48557

This section will provide insights into the nature and impact of the CVE-2023-48557 vulnerability.

What is CVE-2023-48557?

The vulnerability in Adobe Experience Manager versions 6.5.18 and earlier allows a low-privileged attacker to perform stored Cross-Site Scripting (XSS) attacks by injecting malicious scripts into vulnerable form fields. When a victim accesses the page with the compromised field, the injected JavaScript can execute in their browser.

The Impact of CVE-2023-48557

The impact of this vulnerability is classified as MEDIUM severity based on the CVSS v3.1 base score of 5.4. Attackers with low privileges can exploit this vulnerability to execute malicious scripts, potentially leading to unauthorized actions and data exfiltration.

Technical Details of CVE-2023-48557

This section covers the technical aspects of the CVE-2023-48557 vulnerability.

Vulnerability Description

The vulnerability arises from a flaw in

/libs/granite/ui/components/coral/foundation/clientlibs/foundation/js/layout/control.js

in Adobe Experience Manager, allowing for stored XSS attacks to occur.

Affected Systems and Versions

Product: Adobe Experience Manager
Vendor: Adobe
Affected Versions: 6.5.18 and earlier

Exploitation Mechanism

Attackers with low privileges can exploit this vulnerability by injecting malicious scripts into vulnerable form fields and tricking victims into accessing the compromised page.

Mitigation and Prevention

Here are some steps to mitigate and prevent the exploitation of CVE-2023-48557.

Immediate Steps to Take

Update Adobe Experience Manager to version 6.5.19 or later to patch the vulnerability.
Educate users about the risks of clicking on unknown links or submitting data on unverified forms.

Long-Term Security Practices

Regularly monitor and update security configurations in Adobe Experience Manager.
Conduct security training for developers and administrators to reinforce best practices.

Patching and Updates

Refer to the official Adobe security advisory for specific patch details and update instructions.