[USN-4542-1] MiniUPnPd vulnerabilities

Avital Ostromich avital.ostromich at canonical.com
Fri Sep 25 16:13:22 UTC 2020


==========================================================================
Ubuntu Security Notice USN-4542-1
September 25, 2020

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

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

References:
  https://usn.ubuntu.com/4542-1
  CVE-2019-12107, CVE-2019-12108, CVE-2019-12109, CVE-2019-12110,
  CVE-2019-12111

Package Information:
  https://launchpad.net/ubuntu/+source/miniupnpd/1.8.20140523-4.1+deb9u2build0.16.04.1


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