Denial of Service Vulnerability in Cesanta MJS Software
CVE-2023-29569

5.5MEDIUM

Key Information:

Vendor

Cesanta

Status
Mjs
Vendor
CVE Published:
14 April 2023

What is CVE-2023-29569?

A vulnerability has been identified in Cesanta MJS version 2.20.0, specifically in the function ffi_cb_impl_wpwwwww found in src/mjs_ffi.c. This flaw permits an attacker to exploit the software, potentially leading to a Denial of Service (DoS). If successfully exploited, this vulnerability can disrupt service availability, making the application or system unusable. It is crucial for users of this version to take immediate action to mitigate risks associated with this vulnerability.

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References

https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs...
https://github.com/cesanta/mjs/issues/239

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

JSON
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