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Ubuntu 14.04 LTS / 16.04 LTS : Irssi vulnerabilities (USN-3590-1)

critical Nessus Plugin ID 107193

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

It was discovered that Irssi incorrectly handled certain empty nick names. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-7050)

It was discovered that Irssi incorrectly handled certain nick names.
An attacker could possibly use this to access sensitive information.
(CVE-2018-7051)

It was discovered that Irssi incorrectly handled an increase in the number of windows. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-7052)

It was discovered that Irssi incorrectly handled certain messages. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu 17.10. (CVE-2018-7053)

It was discovered that Irssi incorrectly handled certain disconnections. An attacker could possibly use this to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 17.10. (CVE-2018-7054).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected irssi and / or irssi-dev packages.

See Also

https://ubuntu.com/security/notices/USN-3590-1

Plugin Details

Severity: Critical

ID: 107193

File Name: ubuntu_USN-3590-1.nasl

Version: 1.9

Type: local

Agent: unix

Published: 3/7/2018

Updated: 10/20/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2018-7054

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:irssi, p-cpe:/a:canonical:ubuntu_linux:irssi-dev, cpe:/o:canonical:ubuntu_linux:14.04:-:lts, cpe:/o:canonical:ubuntu_linux:16.04:-:lts

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 3/6/2018

Vulnerability Publication Date: 2/15/2018

Reference Information

CVE: CVE-2018-7050, CVE-2018-7051, CVE-2018-7052, CVE-2018-7053, CVE-2018-7054