CVE-2020-23995 : What You Need to Know

An information disclosure vulnerability in ILIAS before versions 5.3.19, 5.4.12, and 6.0 allows remote authenticated attackers to obtain the upload data path through a workspace upload.

Understanding CVE-2020-23995

This CVE entry describes a specific vulnerability in ILIAS that could be exploited by remote authenticated attackers.

What is CVE-2020-23995?

CVE-2020-23995 is an information disclosure vulnerability in ILIAS versions prior to 5.3.19, 5.4.12, and 6.0. It enables remote authenticated attackers to access the upload data path by utilizing a workspace upload.

The Impact of CVE-2020-23995

The vulnerability poses a risk of exposing sensitive information to unauthorized users, potentially leading to data breaches or unauthorized access to confidential data.

Technical Details of CVE-2020-23995

This section provides more in-depth technical details about the vulnerability.

Vulnerability Description

The vulnerability in ILIAS versions before 5.3.19, 5.4.12, and 6.0 allows remote authenticated attackers to discover the upload data path through a workspace upload.

Affected Systems and Versions

ILIAS versions prior to 5.3.19
ILIAS versions prior to 5.4.12
ILIAS versions prior to 6.0

Exploitation Mechanism

Remote authenticated attackers can exploit this vulnerability by performing a workspace upload, which discloses the upload data path.

Mitigation and Prevention

Protecting systems from CVE-2020-23995 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update ILIAS to versions 5.3.19, 5.4.12, or 6.0 to mitigate the vulnerability.
Monitor and restrict access to sensitive data and upload paths.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Implement access controls and authentication mechanisms to prevent unauthorized access.

Patching and Updates

Apply security patches provided by ILIAS to address the information disclosure vulnerability and enhance system security.