Use After Free in Cesanta Mongoose Embedded Web Server Library

CVE-2018-20352

Use-after-free vulnerability in the mg_cgi_ev_handler function in mongoose.c in Cesanta Mongoose Embedded Web Server Library 6.13 and earlier allows a denial of service (application crash) or remote code execution.

Vulnerability class: Use-After-Free

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.027 (85.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-20352: held from 0.027 to 0.027.

EPSS over last 30 days · oldest: 0.027 · newest: 0.027 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-20352?
CVE-2018-20352 is a high-severity vulnerability in Cesanta Mongoose Embedded Web Server Library, classified under Use After Free. CVSS score: 8.8/10. Published 2019-06-10.
How severe is CVE-2018-20352?
High severity. CVSS v3 base score is 8.8 out of 10.