CVE-2015-8547 Denial of service in n/a

What is CVE-2015-8547?

CVE-2015-8547 is a high-severity denial of service vulnerability in Opensuse Leap, published on 8 Jan 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The CoreUserInputHandler::doMode function in core/coreuserinputhandler.cpp in Quassel 0.10.0 allows remote attackers to cause a denial of service (application crash) via the "/op *" command in a query.

Weakness: CWE-17

Which versions are affected by CVE-2015-8547?

It affects 3 products.

Products include Opensuse Leap, Opensuse Opensuse, Quassel-Irc Quassel.

How do I fix CVE-2015-8547?

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-2015-8547 being exploited?

There is no known exploitation of CVE-2015-8547 in the wild and no public exploit code.

Other vulnerabilities in Opensuse Leap

• CVE-2015-4902 Oracle Java SE Integrity Check Exploited Medium 5.3
• CVE-2017-14804 package builds could use directory traversal to write outside of target area Critical 9.9
• CVE-2019-20787 Teeworlds before 0.7.4 has an integer overflow when computing a tilemap size. Critical 9.8
• CVE-2019-8341 Code injection in n/a Critical 9.8
• CVE-2019-6438 Other in n/a Critical 9.8

All Opensuse Leap vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2015-8547, GHSA-3c22-99pq-qjv4, MGASA-2015-0475, UBUNTU-CVE-2015-8547.