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CVE-2018-7054

Published: 15 February 2018

An issue was discovered in Irssi before 1.0.7 and 1.1.x before 1.1.1. There is a use-after-free when a server is disconnected during netsplits. NOTE: this issue exists because of an incomplete fix for CVE-2017-7191.

Notes

AuthorNote
leosilva
from debian, netsplit code was introduced in 1.0.0
trusty and xenial are not-affected.

Priority

Low

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
irssi
Launchpad, Ubuntu, Debian
upstream Needs triage

trusty Does not exist
(trusty was not-affected [code not present])
xenial Not vulnerable

artful
Released (1.0.4-1ubuntu2.3)
bionic
Released (1.0.5-1ubuntu4.2)
cosmic
Released (1.1.1-1ubuntu1)
disco
Released (1.1.1-1ubuntu2)
Patches:
other: https://github.com/irssi/irssi/commit/5c5ed64180a6b76315ee7b8c6000ee64ad5877a7

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H