miniupnpd vulnerabilities

A security issue affects these releases of Ubuntu and its
derivatives:

* Ubuntu 16.04 LTS

Summary

Several security issues were fixed in MiniUPnPd.

Software Description

* miniupnpd - UPnP and NAT-PMP daemon for gateway routers

Details

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)

Update instructions

The problem can be corrected by updating your system to the
following package versions:

Ubuntu 16.04 LTS
miniupnpd - 1.8.20140523-4.1+deb9u2build0.16.04.1

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary
changes.

References

* CVE-2019-12107
* CVE-2019-12108
* CVE-2019-12109
* CVE-2019-12110
* CVE-2019-12111

--- Mystic BBS v1.12 A46 (Linux/64)
* Origin: BZ&BZ BBS (21:4/110)