Squid 3.1


Squid-3.1 is CONSIDERED DANGEROUS as the security people say. Due to unfixed vulnerabilities CVE-2014-7141, CVE-2014-7142, CVE-2014-6270, CVE-2014-3609, CVE-2014-0128, CVE-2009-0801 and any other recently discovered issues.

Aug 2012

the Squid-3.1 series became DEPRECATED with the release of Squid-3.2 series

Mar 2010

Released for production use.

The features have been set and code changes are reserved for later versions. Additions are limited to Security and Bug fixes

Basic new features in 3.1:

From 3.1.9

  • Solaris /dev/poll support

From 3.1.13

Packages of squid 3.1 source code are available at http://www.squid-cache.org/Versions/v3/3.1/

Security Advisories

See our Advisories list.

Open Bugs

Squid-3.1 default config

From 3.1 a lot of configuration cleanups have been done to make things easier.

  • /!\

    This minimal configuration does not work with versions earlier than 3.1 which are missing special cleanup done to the code.

http_port 3128

refresh_pattern ^ftp:           1440    20%     10080
refresh_pattern ^gopher:        1440    0%      1440
refresh_pattern -i (/cgi-bin/|\?) 0     0%      0
refresh_pattern .               0       20%     4320

acl manager url_regex -i ^cache_object:// +i ^https?://[^/]+/squid-internal-mgr/

acl localhost src ::1
acl to_localhost dst ::1

acl localnet src     # RFC 1918 possible internal network
acl localnet src  # RFC 1918 possible internal network
acl localnet src # RFC 1918 possible internal network
acl localnet src fc00::/7       # RFC 4193 local private network range
acl localnet src fe80::/10      # RFC 4291 link-local (directly plugged) machines

acl SSL_ports port 443
acl Safe_ports port 80          # http
acl Safe_ports port 21          # ftp
acl Safe_ports port 443         # https
acl Safe_ports port 70          # gopher
acl Safe_ports port 210         # wais
acl Safe_ports port 1025-65535  # unregistered ports
acl Safe_ports port 280         # http-mgmt
acl Safe_ports port 488         # gss-http
acl Safe_ports port 591         # filemaker
acl Safe_ports port 777         # multiling http

http_access allow manager localhost
http_access deny manager
http_access deny !Safe_ports
http_access deny CONNECT !SSL_ports
http_access allow localhost
http_access allow localnet
http_access deny all

Squid-3.1 (last edited 2015-02-02 16:04:01 by AmosJeffries)