CVE-2020-21687: Buffer Overflow
Published Aug 22, 2023
·Updated
Buffer Overflow vulnerability in scan function in stdscan.c in nasm 2.15rc0 allows remote attackers to cause a denial of service via crafted asm file.
Affected Software
1 affected component
nasm Netwide Assembler=2.15-rc0
Event History
Aug 22, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Frequently Asked Questions
1
What is CVE-2020-21687?
CVE-2020-21687 is a Buffer Overflow vulnerability in the scan function in stdscan.c in nasm 2.15rc0 that allows remote attackers to cause a denial of service via a crafted asm file.
2
How severe is CVE-2020-21687?
CVE-2020-21687 has a severity rating of 5.5 (medium).
3
What software is affected by CVE-2020-21687?
The affected software is Nasm Netwide Assembler version 2.15-rc0.
4
How can I fix CVE-2020-21687?
To fix CVE-2020-21687, users should update to a version of nasm that is not affected by the vulnerability.
5
Where can I find more information about CVE-2020-21687?
More information about CVE-2020-21687 can be found at the following link: [https://bugzilla.nasm.us/show_bug.cgi?id=3392645](https://bugzilla.nasm.us/show_bug.cgi?id=3392645).