CVE-2018-11379 : Exploit Details and Defense Strategies

A crafted PE file can cause a denial of service and crash the application by exploiting the get_debug_info() function in radare2 version 2.5.0, leading to a heap-based out-of-bounds read vulnerability.

Understanding CVE-2018-11379

The get_debug_info() function in radare2 2.5.0 allows remote attackers to cause a denial of service (heap-based out-of-bounds read and application crash) via a crafted PE file.

What is CVE-2018-11379?

This CVE refers to a vulnerability in radare2 version 2.5.0 that can be exploited by a specially crafted PE file to trigger a denial of service and crash the application.

The Impact of CVE-2018-11379

Attackers can exploit this vulnerability remotely to cause a denial of service and potentially crash the application.

Technical Details of CVE-2018-11379

The technical details of the vulnerability are as follows:

Vulnerability Description

Vulnerability Type: Heap-based out-of-bounds read
Exploited Function: get_debug_info() in radare2 version 2.5.0

Affected Systems and Versions

Systems: radare2 version 2.5.0
Versions: 2.5.0

Exploitation Mechanism

Attackers can exploit the vulnerability by using a crafted PE file to trigger the heap-based out-of-bounds read, leading to a denial of service and application crash.

Mitigation and Prevention

To mitigate the risks associated with CVE-2018-11379, consider the following steps:

Immediate Steps to Take

Update radare2 to a patched version that addresses the vulnerability.
Avoid opening untrusted or suspicious PE files.

Long-Term Security Practices

Regularly update software and applications to the latest versions.
Implement network security measures to prevent remote exploitation of vulnerabilities.

Patching and Updates

Apply patches provided by radare2 to fix the vulnerability and enhance application security.