NULL Pointer Dereference Vulnerability in mjs JavaScript Engine by Cesanta
CVE-2021-33442

5.5MEDIUM

Key Information:

Vendor

Cesanta

Status
Mjs
Vendor
CVE Published:
26 July 2022

What is CVE-2021-33442?

A vulnerability was identified within the mjs JavaScript engine that allows for a NULL pointer dereference in the json_printf() function located in mjs.c. This flaw could potentially lead to application crashes or unexpected behaviors, impacting the stability and security of applications utilizing this engine for script execution.

References

https://github.com/cesanta/mjs/issues/161
x_refsource_MISC
https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f7...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.