Executive Summary

Summary
Title Irssi vulnerabilities
Informations
Name USN-3184-1 First vendor Publication 2017-02-01
Vendor Ubuntu Last vendor Modification 2017-02-01
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS

Summary:

Several security issues were fixed in Irssi.

Software Description: - irssi: terminal based IRC client

Details:

It was discovered that the Irssi buf.pl script set incorrect permissions. A local attacker could use this issue to retrieve another user's window contents. (CVE-2016-7553)

Joseph Bisch discovered that Irssi incorrectly handled comparing nicks. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-5193)

It was discovered that Irssi incorrectly handled invalid nick messages. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-5194)

Joseph Bisch discovered that Irssi incorrectly handled certain incomplete control codes. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2017-5195)

Hanno Böck and Joseph Bisch discovered that Irssi incorrectly handled certain incomplete character sequences. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 16.10. (CVE-2017-5196)

Hanno Böck discovered that Irssi incorrectly handled certain format strings. A remote attacker could use this issue to cause Irssi to crash, resulting in a denial of service. (CVE-2017-5356)

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 16.10:
irssi 0.8.19-1ubuntu2.1

Ubuntu 16.04 LTS:
irssi 0.8.19-1ubuntu1.3

Ubuntu 14.04 LTS:
irssi 0.8.15-5ubuntu3.1

Ubuntu 12.04 LTS:
irssi 0.8.15-4ubuntu3.1

After a standard system update you need to restart Irssi to make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-3184-1
CVE-2016-7553, CVE-2017-5193, CVE-2017-5194, CVE-2017-5195,
CVE-2017-5196, CVE-2017-5356

Package Information:
https://launchpad.net/ubuntu/+source/irssi/0.8.19-1ubuntu2.1
https://launchpad.net/ubuntu/+source/irssi/0.8.19-1ubuntu1.3
https://launchpad.net/ubuntu/+source/irssi/0.8.15-5ubuntu3.1
https://launchpad.net/ubuntu/+source/irssi/0.8.15-4ubuntu3.1

Original Source

Url : http://www.ubuntu.com/usn/USN-3184-1

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-125 Out-of-bounds Read
17 % CWE-476 NULL Pointer Dereference
17 % CWE-416 Use After Free
17 % CWE-275 Permission Issues

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 25
Os 1

Nessus® Vulnerability Scanner

Date Description
2017-12-26 Name : The remote Debian host is missing a security update.
File : debian_DLA-1217.nasl - Type : ACT_GATHER_INFO
2017-02-02 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-3184-1.nasl - Type : ACT_GATHER_INFO
2017-01-31 Name : The remote Fedora host is missing a security update.
File : fedora_2017-7f9e997585.nasl - Type : ACT_GATHER_INFO
2017-01-31 Name : The remote Fedora host is missing a security update.
File : fedora_2017-d2e7217e2a.nasl - Type : ACT_GATHER_INFO
2017-01-20 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201701-45.nasl - Type : ACT_GATHER_INFO
2017-01-12 Name : The remote Slackware host is missing a security update.
File : Slackware_SSA_2017-011-03.nasl - Type : ACT_GATHER_INFO
2017-01-10 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2017-67.nasl - Type : ACT_GATHER_INFO
2017-01-06 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_3d6be69bd36511e6a071001e67f15f5a.nasl - Type : ACT_GATHER_INFO
2016-11-28 Name : The remote Debian host is missing a security update.
File : debian_DLA-722.nasl - Type : ACT_GATHER_INFO
2016-11-15 Name : The remote Fedora host is missing a security update.
File : fedora_2016-39de4eb5e7.nasl - Type : ACT_GATHER_INFO
2016-10-17 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2016-2524.nasl - Type : ACT_GATHER_INFO
2016-10-12 Name : The remote Fedora host is missing a security update.
File : fedora_2016-0551065fe0.nasl - Type : ACT_GATHER_INFO
2016-10-12 Name : The remote Fedora host is missing a security update.
File : fedora_2016-a64716084e.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2019-01-08 00:18:54
  • First insertion