What is the severity of CVE-2018-20673?

CVE-2018-20673 is classified as a high severity vulnerability due to the potential for a heap-based buffer overflow.

How do I fix CVE-2018-20673?

To fix CVE-2018-20673, users should upgrade to a fixed version of GNU Binutils that addresses the integer overflow issue.

What causes the CVE-2018-20673 vulnerability?

CVE-2018-20673 is caused by an integer overflow in the demangle_template function that can lead to a heap-based buffer overflow.

What are the potential impacts of CVE-2018-20673?

The potential impacts of CVE-2018-20673 include arbitrary code execution and application crashes due to the buffer overflow.

Which versions of GNU Binutils are affected by CVE-2018-20673?

CVE-2018-20673 affects GNU Binutils version 2.31.1.

Vulnerability/
CVE-2018-20673

medium

5.5

CWE

190 787 119

4/1/2019

5/8/2024

CVE-2018-20673: Integer Overflow

First published: Fri Jan 04 2019(Updated: )

The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, contains an integer overflow vulnerability (for "Create an array for saving the template argument values") that can trigger a heap-based buffer overflow, as demonstrated by nm.

Credit: cve@mitre.org

Affected Software	Affected Version	How to fix
GNU Binutils	=2.31.1

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Frequently Asked Questions

What is the severity of CVE-2018-20673?
CVE-2018-20673 is classified as a high severity vulnerability due to the potential for a heap-based buffer overflow.
How do I fix CVE-2018-20673?
To fix CVE-2018-20673, users should upgrade to a fixed version of GNU Binutils that addresses the integer overflow issue.
What causes the CVE-2018-20673 vulnerability?
CVE-2018-20673 is caused by an integer overflow in the demangle_template function that can lead to a heap-based buffer overflow.
What are the potential impacts of CVE-2018-20673?
The potential impacts of CVE-2018-20673 include arbitrary code execution and application crashes due to the buffer overflow.
Which versions of GNU Binutils are affected by CVE-2018-20673?
CVE-2018-20673 affects GNU Binutils version 2.31.1.

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Frequently Asked Questions

What is the severity of CVE-2018-20673?
CVE-2018-20673 is classified as a high severity vulnerability due to the potential for a heap-based buffer overflow.
How do I fix CVE-2018-20673?
To fix CVE-2018-20673, users should upgrade to a fixed version of GNU Binutils that addresses the integer overflow issue.
What causes the CVE-2018-20673 vulnerability?
CVE-2018-20673 is caused by an integer overflow in the demangle_template function that can lead to a heap-based buffer overflow.
What are the potential impacts of CVE-2018-20673?
The potential impacts of CVE-2018-20673 include arbitrary code execution and application crashes due to the buffer overflow.
Which versions of GNU Binutils are affected by CVE-2018-20673?
CVE-2018-20673 affects GNU Binutils version 2.31.1.