HIGH · 7.5

CVE-2016-4414

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.

Vulnerability 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.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
OpensuseLeap42.1
OpensuseOpensuse13.2
Quassel-IrcQuassel<= 0.12.3
FedoraprojectFedora22

References

FAQ

What is CVE-2016-4414?

CVE-2016-4414 is a vulnerability with a CVSS score of 7.5 (HIGH). 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.

How severe is CVE-2016-4414?

CVE-2016-4414 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2016-4414?

Check the references section above for vendor advisories and patch information. Affected products include: Opensuse Leap, Opensuse Opensuse, Quassel-Irc Quassel, Fedoraproject Fedora.