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openSUSE Security Update : irssi (openSUSE-2017-1189)

high Nessus Plugin ID 104114

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Synopsis

The remote openSUSE host is missing a security update.

Description

This security update for irssi to version 1.0.5 addresses the following security issues :

 - CVE-2017-15228: When installing themes with unterminated colour formatting sequences, Irssi may access data beyond the end of the string. This issue could have resulted in denial of service (remote crash) when installing a malicious or broken theme file.

 - CVE-2017-15227: While waiting for the channel synchronisation, Irssi may incorrectly fail to remove destroyed channels from the query list, resulting in use after free conditions when updating the state later on.
 This issue could have caused denial of service (remote crash) when connecting to a malicious or broken ircd.

 - CVE-2017-15721: Certain incorrectly formatted DCC CTCP messages could cause NULL pointer dereference. This issue could have caused denial of service (remote crash) when connecting to a malicious or broken ircd.

 - CVE-2017-15723: Overlong nicks or targets may result in a NULL pointer dereference while splitting the message.
 This issue could have caused denial of service (remote crash) when connecting to a malicious or broken ircd.

 - CVE-2017-15722: In certain cases Irssi may fail to verify that a Safe channel ID is long enough, causing reads beyond the end of the string.

Solution

Update the affected irssi packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1064540

Plugin Details

Severity: High

ID: 104114

File Name: openSUSE-2017-1189.nasl

Version: 3.5

Type: local

Agent: unix

Published: 10/24/2017

Updated: 1/19/2021

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS v3

Risk Factor: High

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:irssi-devel, cpe:/o:novell:opensuse:42.2, p-cpe:/a:novell:opensuse:irssi, p-cpe:/a:novell:opensuse:irssi-debugsource, cpe:/o:novell:opensuse:42.3, p-cpe:/a:novell:opensuse:irssi-debuginfo

Required KB Items: Host/local_checks_enabled, Host/SuSE/release, Host/SuSE/rpm-list, Host/cpu

Patch Publication Date: 10/23/2017

Reference Information

CVE: CVE-2017-15227, CVE-2017-15228, CVE-2017-15721, CVE-2017-15722, CVE-2017-15723