5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.1 High
AI Score
Confidence
High
0.027 Low
EPSS
Percentile
90.4%
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.
CPE | Name | Operator | Version |
---|---|---|---|
opensuse:leap | opensuse leap | eq | 42.1 |
opensuse:opensuse | opensuse | eq | 13.2 |
lists.fedoraproject.org/pipermail/package-announce/2016-May/183571.html
lists.fedoraproject.org/pipermail/package-announce/2016-May/183585.html
lists.fedoraproject.org/pipermail/package-announce/2016-May/183746.html
lists.opensuse.org/opensuse-updates/2016-05/msg00063.html
quassel-irc.org/node/129
www.openwall.com/lists/oss-security/2016/04/30/2
www.openwall.com/lists/oss-security/2016/04/30/4
github.com/quassel/quassel/commit/e678873
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.1 High
AI Score
Confidence
High
0.027 Low
EPSS
Percentile
90.4%