CVE-2020-21687: Buffer Overflow
First published: Tue 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.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Nasm Netwide Assembler | =2.15-rc0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
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.
How severe is CVE-2020-21687?
CVE-2020-21687 has a severity rating of 5.5 (medium).
What software is affected by CVE-2020-21687?
The affected software is Nasm Netwide Assembler version 2.15-rc0.
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.
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).
- collector/nvd-api
- collector/nvd-index
- agent/weakness
- agent/severity
- agent/author
- agent/references
- agent/type
- agent/event
- agent/description
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/nasm
- canonical/nasm netwide assembler
- version/nasm netwide assembler/2.15-rc0