==========================================================================
Ubuntu Security Notice USN-6990-1
September 04, 2024<\/p>\n
znc vulnerability
==========================================================================<\/p>\n
A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n
– Ubuntu 24.04 LTS
– Ubuntu 22.04 LTS
– Ubuntu 20.04 LTS
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS<\/p>\n
Summary:<\/p>\n
znc could be made to execute arbitrary code on a user’s system if
they were persuaded to join a malicious server.<\/p>\n
Software Description:
– znc: advanced modular IRC bouncer<\/p>\n
Details:<\/p>\n
Johannes Kuhn (DasBrain) discovered that znc incorrectly handled
user input under certain operations. An attacker could possibly
use this issue to execute arbitrary code on a user’s system if
the user was tricked into joining a malicious server.<\/p>\n
Update instructions:<\/p>\n
The problem can be corrected by updating your system to the following
package versions:<\/p>\n
Ubuntu 24.04 LTS
znc 1.9.0-2ubuntu0.1~esm2
Available with Ubuntu Pro
znc-dev 1.9.0-2ubuntu0.1~esm2
Available with Ubuntu Pro
znc-perl 1.9.0-2ubuntu0.1~esm2
Available with Ubuntu Pro
znc-python 1.9.0-2ubuntu0.1~esm2
Available with Ubuntu Pro
znc-tcl 1.9.0-2ubuntu0.1~esm2
Available with Ubuntu Pro<\/p>\n
Ubuntu 22.04 LTS
znc 1.8.2-2ubuntu0.1
znc-dev 1.8.2-2ubuntu0.1
znc-perl 1.8.2-2ubuntu0.1
znc-python 1.8.2-2ubuntu0.1
znc-tcl 1.8.2-2ubuntu0.1<\/p>\n
Ubuntu 20.04 LTS
znc 1.7.5-4ubuntu0.1~esm2
Available with Ubuntu Pro
znc-dev 1.7.5-4ubuntu0.1~esm2
Available with Ubuntu Pro
znc-perl 1.7.5-4ubuntu0.1~esm2
Available with Ubuntu Pro
znc-python 1.7.5-4ubuntu0.1~esm2
Available with Ubuntu Pro
znc-tcl 1.7.5-4ubuntu0.1~esm2
Available with Ubuntu Pro<\/p>\n
Ubuntu 18.04 LTS
znc 1.6.6-1ubuntu0.2+esm2
Available with Ubuntu Pro
znc-dev 1.6.6-1ubuntu0.2+esm2
Available with Ubuntu Pro
znc-perl 1.6.6-1ubuntu0.2+esm2
Available with Ubuntu Pro
znc-python 1.6.6-1ubuntu0.2+esm2
Available with Ubuntu Pro
znc-tcl 1.6.6-1ubuntu0.2+esm2
Available with Ubuntu Pro<\/p>\n
Ubuntu 16.04 LTS
znc 1.6.3-1ubuntu0.2+esm2
Available with Ubuntu Pro
znc-dev 1.6.3-1ubuntu0.2+esm2
Available with Ubuntu Pro
znc-perl 1.6.3-1ubuntu0.2+esm2
Available with Ubuntu Pro
znc-python 1.6.3-1ubuntu0.2+esm2
Available with Ubuntu Pro
znc-tcl 1.6.3-1ubuntu0.2+esm2
Available with Ubuntu Pro<\/p>\n
Ubuntu 14.04 LTS
znc 1.2-3ubuntu0.1+esm3
Available with Ubuntu Pro
znc-dev 1.2-3ubuntu0.1+esm3
Available with Ubuntu Pro
znc-perl 1.2-3ubuntu0.1+esm3
Available with Ubuntu Pro
znc-python 1.2-3ubuntu0.1+esm3
Available with Ubuntu Pro
znc-tcl 1.2-3ubuntu0.1+esm3
Available with Ubuntu Pro<\/p>\n
In general, a standard system update will make all the necessary changes.<\/p>\n
References:
https:\/\/ubuntu.com\/security\/notices\/USN-6990-1
<https:\/\/ubuntu.com\/security\/notices\/USN-6990-1>
CVE-2024-39844<\/p>\n
Package Information:
https:\/\/launchpad.net\/ubuntu\/+source\/znc\/1.8.2-2ubuntu0.1
<https:\/\/launchpad.net\/ubuntu\/+source\/znc\/1.8.2-2ubuntu0.1><\/p>\n","protected":false},"excerpt":{"rendered":"
==========================================================================Ubuntu Security Notice USN-6990-1September 04, 2024 znc vulnerability========================================================================== A security issue affects these releases of Ubuntu and its derivatives: – Ubuntu 24.04 LTS– Ubuntu 22.04 LTS– Ubuntu 20.04 LTS– Ubuntu 18.04 LTS– Ubuntu 16.04 LTS– Ubuntu 14.04 LTS Summary: znc could be made to execute arbitrary code on a user’s system ifthey were persuaded to …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-59469","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/59469","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=59469"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/59469\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=59469"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=59469"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=59469"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}