What is CVE-2019-12110?

CVE-2019-12110 is a high-severity vulnerability in Miniupnp.free Miniupnpd, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2019-05-15.

How severe is CVE-2019-12110?

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

NULL pointer dereference in Miniupnp.free Miniupnpd

CVE-2019-12110

An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.

Published 2019-05-15 · 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: 0.026 (84.8th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 84.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.026 · newest: 0.026 · change: +0.000

Affected products

Miniupnp.free Miniupnpd

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

www.vdoo.com/blog/security-issues-discovered-in-miniupnp (Exploit, Patch, Third Party Advisory)
github.com/miniupnp/miniupnp/commit/f321c2066b96d18afa5158dfa2d2873a2957ef38 (Patch, Third Party Advisory)
lists.debian.org/debian-lts-announce/2019/05/msg00045.html (mailing-list)
usn.ubuntu.com/4542-1/ (vendor-advisory)

Frequently asked questions

What is CVE-2019-12110?: CVE-2019-12110 is a high-severity vulnerability in Miniupnp.free Miniupnpd, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2019-05-15.
How severe is CVE-2019-12110?: High severity. CVSS v3 base score is 7.5 out of 10.