CVE-2018-1000886 Explained : Impact and Mitigation

This CVE-2018-1000886 article provides insights into a Buffer Overflow vulnerability in nasm versions 2.14.01rc5 and 2.15, potentially leading to a Stack-overflow and program crashes.

Understanding CVE-2018-1000886

This section delves into the details of the vulnerability and its impact.

What is CVE-2018-1000886?

The Buffer Overflow vulnerability in nasm versions 2.14.01rc5 and 2.15, specifically in asm/stdscan.c:130, can cause a Stack-overflow by continuously generating macros, resulting in program crashes. It can be exploited using a carefully crafted nasm input file.

The Impact of CVE-2018-1000886

The vulnerability poses a risk of Stack-overflow and program crashes, potentially allowing attackers to execute malicious code or disrupt the affected system.

Technical Details of CVE-2018-1000886

Explore the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in nasm versions 2.14.01rc5 and 2.15, located in asm/stdscan.c:130, triggers a Stack-overflow by generating macros endlessly, leading to program crashes.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Versions affected: 2.14.01rc5, 2.15

Exploitation Mechanism

The vulnerability can be exploited by utilizing a meticulously crafted nasm input file to trigger the Buffer Overflow, potentially causing a Stack-overflow.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2018-1000886.

Immediate Steps to Take

Update nasm to a patched version that addresses the Buffer Overflow vulnerability.
Implement input validation to prevent malicious input from triggering the vulnerability.

Long-Term Security Practices

Regularly monitor and update software to patch known vulnerabilities.
Conduct security assessments and audits to identify and address potential weaknesses.

Patching and Updates

Ensure timely installation of security patches and updates to mitigate the risk of exploitation.