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CVE-2021-46509

Date: January 27, 2022

Cesanta MJS v2.20.0 was discovered to contain a stack overflow via snquote at mjs/src/mjs_json.c.

Language: C

Severity Score

Related Resources (3)

https://github.com/cesanta/mjs/issues/200
https://nvd.nist.gov/vuln/detail/CVE-2021-46509
https://www.mend.io/vulnerability-database/CVE-2021-46509

Severity Score

Weakness Type (CWE)

Out-of-bounds Write

CWE-787

Uncontrolled Recursion

CWE-674

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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