CVE-2021-33438: Buffer Overflow
First published: Tue Jul 26 2022(Updated: )
An issue was discovered in mjs (mJS: Restricted JavaScript engine), ES6 (JavaScript version 6). There is stack buffer overflow in json_parse_array() in mjs.c.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cesanta MJS | <2.20.0 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-33438.
What is the severity of CVE-2021-33438?
The severity of CVE-2021-33438 is medium with a severity value of 5.5.
What is affected by CVE-2021-33438?
Cesanta MJS versions up to 2.20.0 are affected by CVE-2021-33438.
What is the Common Weakness Enumeration (CWE) ID for CVE-2021-33438?
The Common Weakness Enumeration (CWE) ID for CVE-2021-33438 is CWE-119 and CWE-787.
How can I fix CVE-2021-33438?
To fix CVE-2021-33438, update to a version of Cesanta MJS that is higher than 2.20.0.
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