CVE-2023-50044

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-50044
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.

9.8 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/cesanta/mjs/issues/254 Exploit Issue Tracking
https://github.com/cesanta/mjs/pull/255 Patch
Configurations

Configuration 1 (hide)

cpe:2.3:a:cesanta:mjs:2.22.0:*:*:*:*:*:*:*
History

29 Dec 2023, 00:15

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 9.8
CPE cpe:2.3:a:cesanta:mjs:2.22.0:*:*:*:*:*:*:*
References () https://github.com/cesanta/mjs/pull/255 - () https://github.com/cesanta/mjs/pull/255 - Patch
References () https://github.com/cesanta/mjs/issues/254 - () https://github.com/cesanta/mjs/issues/254 - Exploit, Issue Tracking
CWE CWE-120
Summary Buffer Overflow vulnerability in Cesanta MJS version 2.22.0, allows attackers to execute arbitrary code, cause a denial of service (Dos), and obtain sensitive information via segmentation fault can occur in getprop_builtin_foreign when input string includes a name of Built-in APIs. 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.

20 Dec 2023, 13:50

Type Values Removed Values Added
New CVE
Information

Published : 2023-12-20 09:15

Updated : 2024-02-05 00:22

NVD link : CVE-2023-50044

Mitre link : CVE-2023-50044

CVE.ORG link : CVE-2023-50044

JSON object : View

Products Affected

cesanta

  • mjs
CWE
CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')