CVE-2018-11380 : What You Need to Know

A crafted Mach-O file can result in a denial of service and application crash by exploiting the parse_import_ptr() function in radare2 version 2.5.0, leading to a heap-based out-of-bounds read.

Understanding CVE-2018-11380

The vulnerability in radare2 version 2.5.0 allows remote attackers to cause a denial of service through a crafted Mach-O file.

What is CVE-2018-11380?

The CVE-2018-11380 vulnerability involves a heap-based out-of-bounds read and application crash due to a flaw in the parse_import_ptr() function in radare2 version 2.5.0.

The Impact of CVE-2018-11380

Exploiting this vulnerability can lead to a denial of service condition and application crashes, potentially affecting the stability and availability of the system.

Technical Details of CVE-2018-11380

The technical aspects of the vulnerability are as follows:

Vulnerability Description

Vulnerability in parse_import_ptr() function in radare2 version 2.5.0
Allows remote attackers to trigger a denial of service
Results in a heap-based out-of-bounds read and application crash

Affected Systems and Versions

Affected version: radare2 2.5.0
Systems using radare2 version 2.5.0 are vulnerable to this exploit

Exploitation Mechanism

Attackers exploit the parse_import_ptr() function with a crafted Mach-O file
This triggers a heap-based out-of-bounds read, leading to a denial of service

Mitigation and Prevention

To address CVE-2018-11380, consider the following steps:

Immediate Steps to Take

Update radare2 to a patched version
Avoid opening untrusted Mach-O files

Long-Term Security Practices

Regularly update software and dependencies
Implement code reviews and security testing in the development process

Patching and Updates

Apply patches provided by radare2 to fix the vulnerability