Squid Web Proxy Cache HTCP interface is always enabled
| squid-htcp-enabled (8261) |  Medium Risk |
Description:
Squid does not allow a user to disable the Hyper Text Caching Protocol (HTCP) interface. This could allow a remote attacker to gain unauthorized access to the HTCP service.
Platforms Affected:
- FreeBSD, FreeBSD Ports Collection
- MandrakeSoft, Mandrake Linux 7.1
- MandrakeSoft, Mandrake Linux 7.2
- MandrakeSoft, Mandrake Linux 8.0
- MandrakeSoft, Mandrake Linux 8.1
- MandrakeSoft, Mandrake Linux Corporate Server 1.0.1
- MandrakeSoft, Mandrake Single Network Firewall 7.2
- RedHat, Linux 6.2
- RedHat, Linux 7
- RedHat, Linux 7.1
- RedHat, Linux 7.2
- RedHat, Linux 7.3
- Squid-Cache, Squid 2.0
- Squid-Cache, Squid 2.1
- Squid-Cache, Squid 2.2
- Squid-Cache, Squid 2.3
- Squid-Cache, Squid 2.3.1
- Squid-Cache, Squid 2.4
- Squid-Cache, Squid 2.4.STABLE1
- Squid-Cache, Squid 2.4.STABLE2
- Squid-Cache, Squid 2.4.STABLE3
- Trustix, Secure Linux 1.01
- Trustix, Secure Linux 1.1
- Trustix, Secure Linux 1.2
- Trustix, Secure Linux 1.5
Remedy:
Upgrade to the latest version of Squid (2.4.STABLE4 or later), as listed in the Squid Proxy Cache Security Update Advisory SQUID-2002:1. See References.
For FreeBSD ports collection prior to 2002-02-19:
Upgrade to the latest ports package dated after 2002-02-19 or upgrade to the latest version of Squid (2.4_8 or later), as listed in FreeBSD, Inc. Security Advisory FreeBSD-SA-02:12. See References.
For Trustix Secure Linux 1.01, 1.1, 1.2, and 1.5:
Upgrade to the latest version of Squid (2.4.STABLE4-1tr or later), as listed in Trustix Secure Linux Bugfix Advisory #2002-0031. See References.
For Mandrake Linux 7.1, 7.2, 8.0, Corporate Server 1.0.1, and Single Network Firewall 7.2:
Upgrade to the latest version of Squid (2.4.STABLE4-1.5mdk or later), as listed in MandrakeSoft Security Advisory MDKSA-2002:016-1 : squid. See References.
For Red Hat Linux 6.2:
Upgrade to the latest version of Squid (2.4.STABLE3-1.6.2 or later), as listed in Red Hat Linux Errata Advisory RHSA-2002:029-09. See References.
For Red Hat Linux 7.0:
Upgrade to the latest version of Squid (2.4.STABLE3-1.7.0 or later), as listed in Red Hat Linux Errata Advisory RHSA-2002:029-09. See References.
For Red Hat Linux 7.1:
Upgrade to the latest version of Squid (2.4.STABLE3-1.7.1 or later), as listed in Red Hat Linux Errata Advisory RHSA-2002:029-09. See References.
For Red Hat Linux 7.2:
Upgrade to the latest version of Squid (2.4.STABLE3-1.7.2 or later), as listed in Red Hat Linux Errata Advisory RHSA-2002:029-09. See References.
For Caldera OpenServer 5.0.6a and earlier:
Upgrade to the latest version of Squid (squid-2.4.STABLE4-VOLS or later), as listed in Caldera International, Inc. Security Advisory CSSA-2002-SCO.7. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Gain Access
References:
- Caldera International, Inc. Security Advisory CSSA-2002-SCO.7, OpenServer: multiple vulnerabilities in squid at ftp://stage.caldera.com/pub/security/openserver/CSSA-2002-SCO.7/CSSA-2002-SCO.7.txt.
- FreeBSD Security Advisory FreeBSD-SA-02:12, multiple security vulnerabilities in squid port at ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:12.squid.asc.
- Squid Proxy Cache Security Update Advisory SQUID-2002:1, Squid HTTP Proxy Security Update Advisory 2002:1 at http://www.squid-cache.org/Advisories/SQUID-2002_1.txt.
- Squid Web Proxy Cache Web site, Squid Web Proxy Cache at http://www.squid-cache.org.
- Trustix Secure Linux Bugfix Advisory #2002-0031, squid-cron at http://www.trustix.net/errata/2002/0031/.
- BID-4150: Squid HTCP Runtime Configuration Vulnerability
- CVE-2002-0067: Squid 2.4 STABLE3 and earlier does not properly disable HTCP, even when htcp_port 0 is specified in squid.conf, which could allow remote attackers to bypass intended access restrictions.
- MDKSA-2002:016: Updated squid packages fix several insecurities
- MDKSA-2002:016-1: Updated squid packages fix dependency on openldap
- OSVDB ID: 5379: Squid squid.conf HTCP Restriction Bypass
- RHSA-2002-029: New squid packages available
Reported:
Feb 21, 2002
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