CVE-2019-12111: Null Pointer Dereference
A Denial Of Service vulnerability in MiniUPnP MiniUPnPd through 2.1 exists due to a NULL pointer dereference in copyIPv6IfDifferent in pcpserver.c.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/miniupnpdto a version that resolves this vulnerability.Fixed in 2.2.1-1Fixed in 2.3.1-1Fixed in 2.3.9-2 - Upgrade
Upgrade
alpine/miniupnpdto a version that resolves this vulnerability.Fixed in 2.2.2-r0
Event History
Frequently Asked Questions
What is the severity of CVE-2019-12111?
CVE-2019-12111 has been classified with a moderate severity level due to its potential for Denial of Service.
How do I fix CVE-2019-12111?
To fix CVE-2019-12111, update MiniUPnPd to version 2.2.1-1 or later.
What systems are affected by CVE-2019-12111?
CVE-2019-12111 affects MiniUPnPd versions prior to 2.2.1, as well as Debian GNU/Linux 8.0.
What type of vulnerability is CVE-2019-12111?
CVE-2019-12111 is a Denial of Service vulnerability caused by a NULL pointer dereference.
Is there a workaround for CVE-2019-12111?
There is no specific workaround for CVE-2019-12111, so the best solution is to apply the patch by updating the affected software.