What is CVE-2018-10945?

CVE-2018-10945 is a high-severity vulnerability in Cesanta Mongoose, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2018-06-19.

How severe is CVE-2018-10945?

High severity. CVSS v3 base score is 7.5 out of 10.

Out-of-bounds Read in Cesanta Mongoose

CVE-2018-10945

The mg_handle_cgi function in mongoose.c in Mongoose 6.11 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash, or NULL pointer dereference) via an HTTP request, related to the mbuf_insert function.

Vulnerability class: Buffer Overflow

Published 2018-06-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.014 (70.8th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000

Affected products

Cesanta Mongoose — versions 6.11

Weakness classification (CWE)

References

blog.hac425.top/2018/05/16/CVE-2018-10945-mongoose.html (Technical Description, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-10945?: CVE-2018-10945 is a high-severity vulnerability in Cesanta Mongoose, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2018-06-19.
How severe is CVE-2018-10945?: High severity. CVSS v3 base score is 7.5 out of 10.