Vulnerabilities > CVE-2016-4414
Attack vector
NETWORK Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
Nessus
NASL family FreeBSD Local Security Checks NASL id FREEBSD_PKG_7D64D00C43E311E6AB34002590263BF5.NASL description Mitre reports : 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. last seen 2020-06-01 modified 2020-06-02 plugin id 91966 published 2016-07-07 reporter This script is Copyright (C) 2016-2018 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/91966 title FreeBSD : quassel -- remote denial of service (7d64d00c-43e3-11e6-ab34-002590263bf5) NASL family Fedora Local Security Checks NASL id FEDORA_2016-0431ACAA78.NASL description Security fix for CVE-2016-4414, Update to latest upstream quassel release, 0.12.4 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-05 modified 2016-05-09 plugin id 90946 published 2016-05-09 reporter This script is Copyright (C) 2016-2020 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/90946 title Fedora 22 : quassel-0.12.4-1.fc22 (2016-0431acaa78) NASL family Fedora Local Security Checks NASL id FEDORA_2016-42F30D76A0.NASL description Security fix for CVE-2016-4414, Update to latest upstream quassel release, 0.12.4 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-05 modified 2016-05-09 plugin id 90953 published 2016-05-09 reporter This script is Copyright (C) 2016-2020 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/90953 title Fedora 23 : quassel-0.12.4-1.fc23 (2016-42f30d76a0) NASL family Fedora Local Security Checks NASL id FEDORA_2016-BF916BCC04.NASL description Security fix for CVE-2016-4414, Update to latest upstream quassel release, 0.12.4 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-05 modified 2016-05-09 plugin id 90973 published 2016-05-09 reporter This script is Copyright (C) 2016-2020 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/90973 title Fedora 24 : quassel-0.12.4-1.fc24 (2016-bf916bcc04) NASL family SuSE Local Security Checks NASL id OPENSUSE-2016-589.NASL description This update for quassel fixes the following issues : - CVE-2016-4414: Denial of service vulnerability by unauthenticated clients (boo#978002) last seen 2020-06-05 modified 2016-05-18 plugin id 91206 published 2016-05-18 reporter This script is Copyright (C) 2016-2020 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/91206 title openSUSE Security Update : quassel (openSUSE-2016-589)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183585.html
- http://quassel-irc.org/node/129
- http://www.openwall.com/lists/oss-security/2016/04/30/2
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00063.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183571.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183746.html
- http://www.openwall.com/lists/oss-security/2016/04/30/4
- https://github.com/quassel/quassel/commit/e678873