Description
Cesanta MJS v2.20.0 was discovered to contain a global buffer overflow via c_vsnprintf at mjs/src/common/str_util.c.
References (1)
Core 1
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/cesanta/mjs/issues/190
Scores
CVSS v3
7.8
EPSS
0.0018
EPSS Percentile
39.0%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Details
CWE
CWE-120
Status
published
Products (1)
cesanta/mjs
2.20.0
Published
Jan 27, 2022
Tracked Since
Feb 18, 2026