==========================================================================
Ubuntu Security Notice USN-6857-1
June 27, 2024<\/p>\n
squid3 vulnerabilities
==========================================================================<\/p>\n
A security issue affects these releases of Ubuntu and its derivatives:<\/p>\n
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS<\/p>\n
Summary:<\/p>\n
Several security issues were fixed in Squid.<\/p>\n
Software Description:
– squid3: Web proxy cache server<\/p>\n
Details:<\/p>\n
Joshua Rogers discovered that Squid incorrectly handled requests with the
urn: scheme. A remote attacker could possibly use this issue to cause
Squid to consume resources, leading to a denial of service. This issue
only affected Ubuntu 16.04 LTS. (CVE-2021-28651)<\/p>\n
It was discovered that Squid incorrectly handled SSPI and SMB
authentication. A remote attacker could use this issue to cause Squid to
crash, resulting in a denial of service, or possibly obtain sensitive
information. This issue only affected Ubuntu 16.04 LTS. (CVE-2022-41318)<\/p>\n
Joshua Rogers discovered that Squid incorrectly handled HTTP message
processing. A remote attacker could possibly use this issue to cause
Squid to crash, resulting in a denial of service. (CVE-2023-49285)<\/p>\n
Joshua Rogers discovered that Squid incorrectly handled Helper process
management. A remote attacker could possibly use this issue to cause
Squid to crash, resulting in a denial of service. (CVE-2023-49286)<\/p>\n
Joshua Rogers discovered that Squid incorrectly handled HTTP request
parsing. A remote attacker could possibly use this issue to cause
Squid to crash, resulting in a denial of service.
(CVE-2023-50269, CVE-2024-25617)<\/p>\n
Update instructions:<\/p>\n
The problem can be corrected by updating your system to the following
package versions:<\/p>\n
Ubuntu 18.04 LTS
squid 3.5.27-1ubuntu1.14+esm2
Available with Ubuntu Pro
squid3 3.5.27-1ubuntu1.14+esm2
Available with Ubuntu Pro<\/p>\n
Ubuntu 16.04 LTS
squid 3.5.12-1ubuntu7.16+esm3
Available with Ubuntu Pro
squid3 3.5.12-1ubuntu7.16+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-6857-1
CVE-2021-28651, CVE-2022-41318, CVE-2023-49285, CVE-2023-49286,
CVE-2023-50269, CVE-2024-25617<\/p>\n","protected":false},"excerpt":{"rendered":"
==========================================================================Ubuntu Security Notice USN-6857-1June 27, 2024 squid3 vulnerabilities========================================================================== A security issue affects these releases of Ubuntu and its derivatives: – Ubuntu 18.04 LTS– Ubuntu 16.04 LTS Summary: Several security issues were fixed in Squid. Software Description:– squid3: Web proxy cache server Details: Joshua Rogers discovered that Squid incorrectly handled requests with theurn: scheme. A remote …<\/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-57771","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/57771","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=57771"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/57771\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=57771"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=57771"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=57771"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}