Heap Buffer Overflow Vulnerability in Cesanta MJS Software
CVE-2021-46523

7.8HIGH

Key Information:

Vendor

Cesanta

Status
Mjs
Vendor
CVE Published:
27 January 2022

What is CVE-2021-46523?

A heap buffer overflow vulnerability has been identified in Cesanta MJS version 2.20.0, specifically located in the to_json_or_debug function within mjs/src/mjs_json.c. This vulnerability could allow an attacker to exploit the software, potentially leading to unexpected behavior or system compromise.

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References

https://github.com/cesanta/mjs/issues/198
x_refsource_MISC

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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