What is CVE-2018-16743?

CVE-2018-16743 is a high-severity vulnerability in Mgetty Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-09-13.

How severe is CVE-2018-16743?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Mgetty Project

CVE-2018-16743

An issue was discovered in mgetty before 1.2.1. In contrib/next-login/login.c, the command-line parameter username is passed unsanitized to strcpy(), which can cause a stack-based buffer overflow.

Vulnerability class: Buffer Overflow

Published 2018-09-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (36.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Mgetty Project

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

www.x41-dsec.de/lab/advisories/x41-2018-007-mgetty (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-16743?: CVE-2018-16743 is a high-severity vulnerability in Mgetty Project, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2018-09-13.
How severe is CVE-2018-16743?: High severity. CVSS v3 base score is 7.8 out of 10.