Cyber Resilience

CVE-2023-49549

Cesanta Mjs 2.20.0

Public PoC
Published
02 January 2024
Modified
16 June 2025
Patch / advisory
CVSS Score v3.1 7.5
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0076 52th percentile
Risk Priority 60 floored blend · peak EPSS

Summary

CVE-2023-49549 is a high-severity an unspecified weakness vulnerability in Cesanta Mjs. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 48% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability Data

An issue in Cesanta mjs 2.20.0 allows a remote attacker to cause a denial of service via the mjs_getretvalpos function in the msj.c file.

CWE(s)

Related Threats

CVEs Like This One

CVE-2024-35385Same product: Cesanta Mjs
CVE-2023-29570Same product: Cesanta Mjs
CVE-2023-29569Same product: Cesanta Mjs
CVE-2023-30088Same product: Cesanta Mjs
CVE-2023-49551Same product: Cesanta Mjs
CVE-2023-50044Same product: Cesanta Mjs
CVE-2023-30087Same product: Cesanta Mjs
CVE-2023-49552Same product: Cesanta Mjs
CVE-2024-35386Same product: Cesanta Mjs
CVE-2023-49550Same product: Cesanta Mjs

Affected Assets

cesanta
mjs
2.20.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References