CVE-2021-40745 : What You Need to Know

Adobe Campaign version 21.2.1 (and earlier) is affected by a Path Traversal vulnerability that could lead to reading arbitrary server files. Learn about the impact, technical details, and mitigation steps for this CVE.

Understanding CVE-2021-40745

Adobe Campaign Path Traversal Leads to Information Exposure.

What is CVE-2021-40745?

Adobe Campaign version 21.2.1 and earlier are susceptible to a Path Traversal vulnerability.
This vulnerability allows an unauthenticated attacker to read arbitrary server files by exploiting an exposed XML file.

The Impact of CVE-2021-40745

CVSS Base Score: 7.5 (High)
Confidentiality Impact: High
Attack Complexity: Low
This vulnerability poses a significant risk as it enables attackers to access sensitive information.

Technical Details of CVE-2021-40745

Adobe Campaign Path Traversal Vulnerability.

Vulnerability Description

Identified as CWE-22 (Improper Limitation of a Pathname to a Restricted Directory).
Allows attackers to read arbitrary server files by leveraging exposed XML files.

Affected Systems and Versions

Affected Product: Adobe Campaign
Vendor: Adobe
Affected Versions:
Version 21.2.1 and earlier (custom versions)

Exploitation Mechanism

Attack Vector: Network
Attack Complexity: Low
Confidentiality Impact: High
Unauthenticated attackers can enumerate files on the server.

Mitigation and Prevention

Steps to Secure Systems Affected by Adobe Campaign Path Traversal Vulnerability.

Immediate Steps to Take

Apply vendor patches and updates promptly.
Implement proper access controls to restrict unauthorized access.
Monitor and analyze server logs for unusual activity.

Long-Term Security Practices

Regularly conduct security assessments and penetration testing.
Educate users and administrators on secure coding practices.
Keep systems up to date with the latest security measures.

Patching and Updates

Adobe provided a patch for this vulnerability, ensure all affected versions are updated.