First published: Tue Jul 26 2022(Updated: )
An issue was discovered in mjs (mJS: Restricted JavaScript engine), ES6 (JavaScript version 6). There is NULL pointer dereference in mjs_print() in mjs.c.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
Cesanta MJS | <2.20.0 |
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CVE-2021-33447 is a vulnerability in the mjs (mJS: Restricted JavaScript engine) ES6 (JavaScript version 6) that allows for a NULL pointer dereference in mjs_print() in mjs.c.
The severity of CVE-2021-33447 is medium, with a severity value of 5.5.
Cesanta MJS version up to exclusive 2.20.0 is affected by CVE-2021-33447.
Upgrade to a version of Cesanta MJS that is higher than 2.20.0, as the vulnerability has been fixed in later versions.
You can find more information about CVE-2021-33447 on the GitHub page for Cesanta MJS and in the provided references.