CVE-2019-12110
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to...
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
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
What each source reports
NVD Score used 7.5
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
- Record
CVE-2019-12110- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-476
- Updated
- 2026-11-02
CVE ListNo score
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
- Record
CVE-2019-12110- Updated
- 2026-11-02
EUVDEUVD-2019-3761No score
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
- Record
EUVD-2019-3761- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-mcwp-rq87-ch9pNo score
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to...
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
- Record
GHSA-mcwp-rq87-ch9p- Updated
- 2026-11-02
OSVALPINE-CVE-2019-12110 7.5
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
- Record
ALPINE-CVE-2019-12110- CVSS 3.0
- 7.5 High
CVSS: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
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
- Record
CVE-2019-12110- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2019-12110 7.5
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
- Record
DEBIAN-CVE-2019-12110- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2019-12110 7.5
An AddPortMapping Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in upnpredirect.c.
- Record
UBUNTU-CVE-2019-12110- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUSN-4542-1No 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
Affected packages
| Package | Affected | Fixed |
|---|---|---|
miniupnpdAlpine:v3.14 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.15 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.16 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.17 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.18 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.19 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.20 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.21 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.22 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdAlpine:v3.23 | before 2.2.2-r0 | 2.2.2-r0 |
Show 8 moreShow less
| Package | Affected | Fixed |
|---|---|---|
miniupnpdAlpine:v3.24 | before 2.2.2-r0 | 2.2.2-r0 |
miniupnpdDebian:12 | before 2.1-6 | 2.1-6 |
miniupnpdDebian:13 | before 2.1-6 | 2.1-6 |
miniupnpdDebian:14 | before 2.1-6 | 2.1-6 |
miniupnpdDebian: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 |
miniupnpdUbuntu: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 |
miniupnpdUbuntu: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 |
miniupnpdUbuntu: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
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected, aliases, references | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2019-12110 is a high vulnerability (CVSS 7.5) in Miniupnp.free Miniupnpd, published May 15, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.60%, the 85th percentile. Fixed in miniupnpd 2.2.2-r0.
References
vdoo.com/blog/security-issues-discovered-in-miniupnp
github.com/miniupnp/miniupnp/commit/f321c2066b96d18afa5158dfa2d2873a2957ef38
lists.debian.org/debian-lts-announce/2019/05/msg00045.html
usn.ubuntu.com/4542-1
nvd.nist.gov/vuln/detail/CVE-2019-12110
github.com/advisories/GHSA-mcwp-rq87-ch9p
Show 9 moreShow less
security.alpinelinux.org/vuln/CVE-2019-12110
security-tracker.debian.org/tracker/CVE-2019-12110
ubuntu.com/security/CVE-2019-12110
ubuntu.com/security/notices/USN-4542-1
cve.org/CVERecord?id=CVE-2019-12110
ubuntu.com/security/CVE-2019-12107
ubuntu.com/security/CVE-2019-12108
ubuntu.com/security/CVE-2019-12109
ubuntu.com/security/CVE-2019-12111