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CVE-2023-46848

Published: 3 November 2023

Squid is vulnerable to Denial of Service, where a remote attacker can perform DoS by sending ftp:// URLs in HTTP Request messages or constructing ftp:// URLs from FTP Native input.

Notes

AuthorNote
mdeslaur
only affects 5.0.3+

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
squid
Launchpad, Ubuntu, Debian
bionic Ignored
(end of standard support)
focal Not vulnerable
(4.10-1ubuntu1.7)
jammy
Released (5.7-0ubuntu0.22.04.2)
lunar
Released (5.7-1ubuntu3.1)
mantic
Released (6.1-2ubuntu1.1)
trusty Ignored
(end of standard support)
upstream
Released (6.4)
xenial Ignored
(end of standard support)
Patches:
upstream: https://github.com/squid-cache/squid/commit/7de01969a793b2fdb476e354a9fcda272d400d27
upstream: https://github.com/squid-cache/squid/commit/c67bf049871a49e9871efe50b230a7f37b7039f6
squid3
Launchpad, Ubuntu, Debian
bionic Not vulnerable

focal Does not exist

jammy Does not exist

lunar Does not exist

mantic Does not exist

trusty Ignored
(end of standard support)
upstream Not vulnerable
(debian: Vulnerable code not present)
xenial Not vulnerable

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H