Denial of Service Vulnerability in Cesanta MJS v2.20.0
CVE-2023-29570

5.5MEDIUM

Key Information:

Vendor

Cesanta

Status
Mjs
Vendor
CVE Published:
24 April 2023

What is CVE-2023-29570?

A vulnerability exists in Cesanta MJS v2.20.0 that can be exploited to trigger a segmentation fault, leading to an unexpected termination of the service. This Denial of Service (DoS) flaw, located in the mjs_ffi_cb_free function within the source code, can interrupt the normal operation of applications relying on MJS, making it critical for users to apply security measures to mitigate potential disruptions.

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References

https://github.com/z1r00/fuzz_vuln/blob/main/mjs/SEGV/mjs...
https://github.com/cesanta/mjs/issues/240

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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