CVE-2021-46520: Buffer Overflow
Published Jan 27, 2022
·Updated
Cesanta MJS v2.20.0 was discovered to contain a heap buffer overflow via mjsjprintf at src/mjsutil.c.
Affected Software
1 affected component
Cesanta mJS=2.20.0
Event History
Jan 27, 2022
CVE Published
via MITRE·08:22 PM
Data Sourced
via MITRE·08:22 PM
Description
Frequently Asked Questions
1
What is the severity of CVE-2021-46520?
CVE-2021-46520 is classified as a high severity vulnerability due to the potential for a heap buffer overflow.
2
How do I fix CVE-2021-46520?
To fix CVE-2021-46520, you should upgrade to a newer version of Cesanta MJS that addresses this heap buffer overflow issue.
3
What software versions are affected by CVE-2021-46520?
CVE-2021-46520 specifically affects Cesanta MJS version 2.20.0.
4
What type of vulnerability is CVE-2021-46520?
CVE-2021-46520 is a heap buffer overflow vulnerability found in Cesanta MJS.
5
Where does the vulnerability CVE-2021-46520 occur in the code?
The vulnerability CVE-2021-46520 occurs in the mjs_jprintf function located in src/mjs_util.c.