CVE-2018-11739 : Exploit Details and Defense Strategies

A vulnerability in libtskimg.a in The Sleuth Kit (TSK) from version 4.0.2 to 4.6.1 allows an attacker to exploit an out-of-bounds read, potentially leading to unauthorized information disclosure or a denial of service attack.

Understanding CVE-2018-11739

This CVE identifies a security issue in The Sleuth Kit (TSK) that could be exploited by attackers.

What is CVE-2018-11739?

CVE-2018-11739 is a vulnerability in libtskimg.a in The Sleuth Kit (TSK) versions 4.0.2 to 4.6.1, enabling an out-of-bounds read in the raw_read function in tsk/img/raw.c.

The Impact of CVE-2018-11739

The vulnerability could result in unauthorized information disclosure or a denial of service attack by reading from unmapped memory.

Technical Details of CVE-2018-11739

This section provides more technical insights into the CVE.

Vulnerability Description

An out-of-bounds read vulnerability was discovered in libtskimg.a in The Sleuth Kit (TSK) versions 4.0.2 to 4.6.1, specifically in the raw_read function in tsk/img/raw.c.

Affected Systems and Versions

Product: The Sleuth Kit (TSK)
Versions: 4.0.2 to 4.6.1

Exploitation Mechanism

The vulnerability allows attackers to exploit an out-of-bounds read in the raw_read function, potentially leading to unauthorized information disclosure or a denial of service attack.

Mitigation and Prevention

Protecting systems from CVE-2018-11739 is crucial for maintaining security.

Immediate Steps to Take

Update The Sleuth Kit (TSK) to a patched version that addresses the vulnerability.
Monitor for any unauthorized access or unusual activities on the system.

Long-Term Security Practices

Regularly update software and apply security patches to prevent known vulnerabilities.
Implement access controls and monitoring mechanisms to detect and respond to potential attacks.

Patching and Updates

Ensure that all systems running The Sleuth Kit (TSK) are updated to versions that have addressed the CVE-2018-11739 vulnerability.