Description
An Out of Bounds Write in Cesanta mjs 2.20.0 allows a remote attacker to cause a denial of service via the mjs_op_json_stringify function in the msj.c file.
References (1)
Core 1
Core References
Exploit, Issue Tracking, Vendor Advisory
https://github.com/cesanta/mjs/issues/256
Scores
CVSS v3
7.5
EPSS
0.0045
EPSS Percentile
63.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-125
CWE-787
Status
published
Products (1)
cesanta/mjs
2.20.0
Published
Jan 02, 2024
Tracked Since
Feb 18, 2026