CVE-2019-9628 Denial of service in n/a

High 7.5 Published Updated

An attacker can cause a denial of service by sending malformed XML data that triggers an unhandled exception in the XMLTooling library.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2019-9628?

CVE-2019-9628 is a high-severity denial of service vulnerability in Canonical Ubuntu Linux, published on 11 Apr 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The XMLTooling library all versions prior to V3.0.4, provided with the OpenSAML and Shibboleth Service Provider software, contains an XML parsing class. Invalid data in the XML declaration causes an exception of a type that was not handled properly in the parser class and propagates an unexpected exception type.

Weakness: CWE-755

Which versions are affected by CVE-2019-9628?

It affects 3 products.

Linux distribution packages (8)
xmltooling SUSE:Linux Enterprise Module for Server Applications 15All versions1.6.4-3.3.2
xmltooling SUSE:Linux Enterprise Server 12 SP3All versions1.5.6-3.9.1
xmltooling SUSE:Linux Enterprise Server 12 SP4All versions1.5.6-3.9.1
xmltooling SUSE:Linux Enterprise Server for SAP Applications 12 SP3All versions1.5.6-3.9.1
xmltooling SUSE:Linux Enterprise Server for SAP Applications 12 SP4All versions1.5.6-3.9.1
xmltooling SUSE:Linux Enterprise Software Development Kit 12 SP3All versions1.5.6-3.9.1
xmltooling SUSE:Linux Enterprise Software Development Kit 12 SP4All versions1.5.6-3.9.1
xmltooling openSUSE:Leap 15.0All versions1.6.4-lp150.2.3.1

Products include Canonical Ubuntu Linux, Opensuse Leap, Xmltooling Project Xmltooling.

How do I fix CVE-2019-9628?

Upgrade to a fixed version.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2019-9628 being exploited?

There is no known exploitation of CVE-2019-9628 in the wild and no public exploit code.

All Canonical Ubuntu Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2019-9628, DLA-1710-1, DSA-4407-1, SUSE-SU-2019:0928-1, SUSE-SU-2019:0929-1, UBUNTU-CVE-2019-9628 and 2 more.

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