CVE-2023-50044

Severity Score

9.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Cesanta MJS 2.20.0 has a getprop_builtin_foreign out-of-bounds read if a Built-in API name occurs in a substring of an input string.

La vulnerabilidad de desbordamiento de búfer en Cesanta MJS versión 2.22.0 permite a los atacantes ejecutar código arbitrario, provocar una denegación de servicio (DoS) y obtener información confidencial a través de un fallo de segmentación que puede ocurrir en getprop_builtin_foreign cuando la cadena de entrada incluye un nombre de API integradas.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-12-04 CVE Reserved
2023-12-20 CVE Published
2024-08-02 CVE Updated
2024-08-02 First Exploit
2025-04-15 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/cesanta/mjs/issues/254	2024-08-02

URL	Date	SRC
https://github.com/cesanta/mjs/pull/255	2023-12-29

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Cesanta Search vendor "Cesanta"		Mjs Search vendor "Cesanta" for product "Mjs"				2.22.0 Search vendor "Cesanta" for product "Mjs" and version "2.22.0"		-		Affected