Out-of-Bounds Read Vulnerability in Cesanta MJS 2.20.0
CVE-2023-50044

9.8CRITICAL

Key Information:

Vendor

Cesanta

Status
Mjs
Vendor
CVE Published:
20 December 2023

What is CVE-2023-50044?

Cesanta MJS version 2.20.0 is susceptible to an out-of-bounds read issue triggered when a built-in API name appears as a substring within an input string. This vulnerability may allow attackers to gain unauthorized access to sensitive data, potentially leading to further exploitation of the system. Users of this version should prioritize patching to safeguard against potential attacks.

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References

https://github.com/cesanta/mjs/issues/254
https://github.com/cesanta/mjs/pull/255

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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