CVE-2017-12450 : What You Need to Know

A vulnerability was found in the alpha_vms_object_p function in the bfd/vms-alpha.c file of the Binary File Descriptor (BFD) library, affecting GNU Binutils versions 2.29 and earlier. Remote attackers could exploit this vulnerability to execute arbitrary code by providing a specially crafted vms alpha file.

Understanding CVE-2017-12450

This CVE identifies a security flaw in the Binary File Descriptor (BFD) library, specifically in the alpha_vms_object_p function.

What is CVE-2017-12450?

The vulnerability in the alpha_vms_object_p function of the BFD library allows remote attackers to write outside the boundaries of allocated heap memory, potentially leading to arbitrary code execution.

The Impact of CVE-2017-12450

Attackers can exploit this vulnerability to execute arbitrary code on the target system.
The issue poses a risk of unauthorized access and potential system compromise.

Technical Details of CVE-2017-12450

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The alpha_vms_object_p function in bfd/vms-alpha.c in the Binary File Descriptor (BFD) library allows remote attackers to cause an out-of-bounds heap write and potentially achieve code execution via a crafted vms alpha file.

Affected Systems and Versions

Affected Software: GNU Binutils versions 2.29 and earlier
Systems: Any system using the vulnerable versions of GNU Binutils

Exploitation Mechanism

Attackers can exploit the vulnerability by providing a specially crafted vms alpha file to trigger the out-of-bounds heap write.

Mitigation and Prevention

Protecting systems from CVE-2017-12450 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update GNU Binutils to a non-vulnerable version.
Implement network security measures to prevent remote exploitation.

Long-Term Security Practices

Regularly update software and libraries to patch known vulnerabilities.
Conduct security assessments and audits to identify and mitigate potential risks.

Patching and Updates

Apply patches provided by the software vendor to address the vulnerability.