CVE-2020-15908 : Security Advisory and Response

Cauldron cbang (aka C-Bang or C!) before 1.6.0 allows Directory Traversal during extraction from a TAR archive.

Understanding CVE-2020-15908

This CVE involves a vulnerability in Cauldron cbang that permits Directory Traversal during TAR archive extraction.

What is CVE-2020-15908?

CVE-2020-15908 is a security vulnerability in Cauldron cbang that allows attackers to perform Directory Traversal when extracting files from a TAR archive.

The Impact of CVE-2020-15908

This vulnerability can be exploited by malicious actors to access sensitive files outside the intended directory, potentially leading to unauthorized disclosure of information or unauthorized modifications.

Technical Details of CVE-2020-15908

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability exists in tar/TarFileReader.cpp in Cauldron cbang before version 1.6.0, enabling Directory Traversal during TAR archive extraction.

Affected Systems and Versions

Affected Product: Cauldron cbang (C-Bang or C!)
Affected Version: Before 1.6.0

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating file paths during the extraction process to access files outside the intended directory.

Mitigation and Prevention

Protecting systems from CVE-2020-15908 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update Cauldron cbang to version 1.6.0 or newer to mitigate the vulnerability.
Implement proper input validation to prevent malicious file path manipulation.

Long-Term Security Practices

Regularly monitor and audit file extraction processes for any suspicious activities.
Educate users on secure file handling practices to prevent directory traversal attacks.

Patching and Updates

Apply security patches and updates provided by CauldronDevelopmentLLC to address the vulnerability.