CVE-2016-4414

Description

The onReadyRead function in core/coreauthhandler.cpp in Quassel before 0.12.4 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via invalid handshake data.

7.5

CVSS

Severity: High

CVSS 3.0 •

CVSS 2.0 •

EPSS 2.90% Top 15%

Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory github.com

Affected: n/a n/a

References

Link	Tags
http://www.openwall.com/lists/oss-security/2016/04/30/4	mailing list
https://github.com/quassel/quassel/commit/e678873	vendor advisory
http://lists.opensuse.org/opensuse-updates/2016-05/msg00063.html	vendor advisory
http://quassel-irc.org/node/129
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183746.html	vendor advisory
http://www.openwall.com/lists/oss-security/2016/04/30/2	mailing list
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183571.html	vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183585.html	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-4414?: CVE-2016-4414 has been scored as a high severity vulnerability.
How to fix CVE-2016-4414?: To fix CVE-2016-4414, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-4414 being actively exploited in the wild?: It is possible that CVE-2016-4414 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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