CVE-2019-12108

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer...

7.5 HighFix available

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

2.70%Up 1.1 points since Apr 14, 2021

What each source reports

NVD Score used 7.5

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Record: CVE-2019-12108
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-476
Updated: 2026-11-02

CVE List No score

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Record: CVE-2019-12108
Updated: 2026-11-02

EUVDEUVD-2019-3759 No score

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Record: EUVD-2019-3759
Updated: 2026-11-03

GitHub AdvisoriesGHSA-g9v3-65fv-8cmm No score

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer...

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Record: GHSA-g9v3-65fv-8cmm
Updated: 2026-11-02

OSVALPINE-CVE-2019-12108 7.5

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Record: ALPINE-CVE-2019-12108
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

OSV 7.5

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Record: CVE-2019-12108
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2019-12108 7.5

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Record: DEBIAN-CVE-2019-12108
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2019-12108 7.5

A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in GetOutboundPinholeTimeout in upnpsoap.c for int_port.

Record: UBUNTU-CVE-2019-12108
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUSN-4542-1 No score

miniupnpd vulnerabilities

It was discovered that MiniUPnPd did not properly validate callback addresses. A remote attacker could possibly use this issue to expose sensitive information. (CVE-2019-12107)

It was discovered that MiniUPnPd incorrectly handled unpopulated user XML input. An attacker could possibly use this issue to cause MiniUPnPd to crash, resulting in a denial of service. (CVE-2019-12108, CVE-2019-12109)

It was discovered that MiniUPnPd incorrectly handled an empty description when port mapping. An attacker could possibly use this issue to cause MiniUPnPd to crash, resulting in a denial of service. (CVE-2019-12110)

It was discovered that MiniUPnPd did not properly parse certain PCP requests. An attacker could possibly use this issue to cause MiniUPnPd to crash, resulting in a denial of service. (CVE-2019-12111)

Record: USN-4542-1
Updated: 2026-11-02

Affected products

miniupnp project miniupnpd

Affected packages

Affected packages
Package	Affected	Fixed
`miniupnpd` Alpine:v3.14	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.15	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.16	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.17	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.18	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.19	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.20	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.21	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.22	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Alpine:v3.23	before 2.2.2-r0	2.2.2-r0

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Affected packages
Package	Affected	Fixed
`miniupnpd` Alpine:v3.24	before 2.2.2-r0	2.2.2-r0
`miniupnpd` Debian:12	before 2.1-6	2.1-6
`miniupnpd` Debian:13	before 2.1-6	2.1-6
`miniupnpd` Debian:14	before 2.1-6	2.1-6
`miniupnpd` Debian:8 From an advisory covering 6 CVEs	before 1.8.20140523-4+deb8u1, plus listed versions 1.8.20140523-4	1.8.20140523-4+deb8u1
`miniupnpd` Ubuntu:16.04:LTS	before 1.8.20140523-4.1+deb9u2build0.16.04.1, plus listed versions 1.8.20140523-41.8.20140523-4.1+deb9u1build0.16.04.1	1.8.20140523-4.1+deb9u2build0.16.04.1
`miniupnpd` Ubuntu:Pro:18.04:LTS	All versions, plus listed versions 1.8.20140523-4.11.8.20140523-4.22.0.20171212-12.0.20171212-22.0.20171212-2ubuntu0.1~esm1	None known
`miniupnpd` Ubuntu:16.04:LTS From an advisory covering 5 CVEs	before 1.8.20140523-4.1+deb9u2build0.16.04.1, plus listed versions 1.8.20140523-41.8.20140523-4.1+deb9u1build0.16.04.1	1.8.20140523-4.1+deb9u2build0.16.04.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	affected, aliases, references	OSV
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-12108 is a high vulnerability (CVSS 7.5) in Miniupnp Project Miniupnpd, published May 15, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.70%, the 86th percentile. Fixed in miniupnpd 2.2.2-r0.

References

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