==========================================================================
\nUbuntu Security Notice USN-6042-1
\nApril 26, 2023<\/p>\n
cloud-init vulnerability
\n==========================================================================<\/p>\n
A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n
– Ubuntu 23.04
\n– Ubuntu 22.10
\n– Ubuntu 22.04 LTS
\n– Ubuntu 20.04 LTS
\n– Ubuntu 18.04 LTS
\n– Ubuntu 16.04 ESM<\/p>\n
Summary:<\/p>\n
cloud-init could write sensitive information to logs.<\/p>\n
Software Description:
\n– cloud-init: initialization and customization tool for cloud instances<\/p>\n
Details:<\/p>\n
James Glovich discovered that sensitive data could be exposed in logs. An
\nattacker could use this information to find hashed passwords and possibly
\nescalate their privilege.<\/p>\n
Update instructions:<\/p>\n
The problem can be corrected by updating your system to the following
\npackage versions:<\/p>\n
Ubuntu 23.04:
\ncloud-init 23.1.2-0ubuntu0~23.04.1<\/p>\n
Ubuntu 22.10:
\ncloud-init 23.1.2-0ubuntu0~22.10.1<\/p>\n
Ubuntu 22.04 LTS:
\ncloud-init 23.1.2-0ubuntu0~22.04.1<\/p>\n
Ubuntu 20.04 LTS:
\ncloud-init 23.1.2-0ubuntu0~20.04.1<\/p>\n
Ubuntu 18.04 LTS:
\ncloud-init 23.1.2-0ubuntu0~18.04.1<\/p>\n
Ubuntu 16.04 ESM:
\ncloud-init 21.1-19-gbad84ad4-0ubuntu1~16.04.4<\/p>\n
In general, a standard system update will make all the necessary changes.<\/p>\n
References:
\nhttps:\/\/ubuntu.com\/security\/notices\/USN-6042-1
\nCVE-2023-1786, https:\/\/bugs.launchpad.net\/cloud-init\/+bug\/2013967<\/p>\n
Package Information:
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/cloud-init\/23.1.2-0ubuntu0~23.04.1
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/cloud-init\/23.1.2-0ubuntu0~22.10.1
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/cloud-init\/23.1.2-0ubuntu0~22.04.1
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/cloud-init\/23.1.2-0ubuntu0~20.04.1
\nhttps:\/\/launchpad.net\/ubuntu\/+source\/cloud-init\/23.1.2-0ubuntu0~18.04.1<\/p>\n","protected":false},"excerpt":{"rendered":"
========================================================================== Ubuntu Security Notice USN-6042-1 April 26, 2023 cloud-init vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: – Ubuntu 23.04 – Ubuntu 22.10 – Ubuntu 22.04 LTS – Ubuntu 20.04 LTS – Ubuntu 18.04 LTS – Ubuntu 16.04 ESM Summary: cloud-init could write sensitive information to logs. Software Description: – …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-40928","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/40928","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=40928"}],"version-history":[{"count":1,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/40928\/revisions"}],"predecessor-version":[{"id":40974,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/40928\/revisions\/40974"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=40928"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=40928"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=40928"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}