CVE-2017-5193

Publication date 6 January 2017

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

The nickcmp function in Irssi before 0.8.21 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a message without a nick.

Status

Package Ubuntu Release Status
irssi 16.10 yakkety
Fixed 0.8.19-1ubuntu2.1
16.04 LTS xenial
Fixed 0.8.19-1ubuntu1.3
14.04 LTS trusty
Fixed 0.8.15-5ubuntu3.1
12.04 LTS precise
Fixed 0.8.15-4ubuntu3.1

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
irssi

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H