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FreeBSD: VID-499F6B41-58DB-4F98-B8E7-DA8C18985EDA: quassel -- multiple vulnerabilities

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FreeBSD: VID-499F6B41-58DB-4F98-B8E7-DA8C18985EDA: quassel -- multiple vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
04/24/2018
Created
07/25/2018
Added
04/27/2018
Modified
04/27/2018

Description

Gentoo reports:

quasselcore: corruption of heap metadata caused by qdatastream

leading to preauth remote code execution.

Severity: high, by default the server port is publicly open

and the address can be requested using the /WHOIS command of IRC

protocol.

Description: In Qdatastream protocol each object is prepended

with 4 bytes for the object size, this can be used to trigger

allocation errors.

quasselcore DDOS

Severity: low, only impacts unconfigured quasselcore

instances.

Description: A login attempt causes a NULL pointer dereference

when the database is not initialized.

Solution(s)

  • freebsd-upgrade-package-quassel
  • freebsd-upgrade-package-quassel-core

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