Linux zope package "legacy" names
| zope-legacy-names (5824) |  Medium Risk |
Description:
The zope package could allow a remote attacker to gain elevated privileges, due to insecure handling of "legacy" names for DTML Method objects. A remote attacker could call the constructors and create new DTML Method instances through the Web without having the proper permissions. The attacker must be knowledgeable with the zope package to exploit this vulnerability.
Platforms Affected:
- FreeBSD, FreeBSD
- MandrakeSoft, Mandrake Linux 7.1
- MandrakeSoft, Mandrake Linux 7.2
- RedHat, Linux 6.2
- RedHat, Linux 7
- RedHat, Linux 7.1
- RedHat, Linux 7.2
- RedHat, Linux 7.3
- RedHat, Linux Powertools 6.1
- RedHat, Linux Powertools 6.2
- RedHat, Linux Powertools 7.0
- Zope, Zope 2.2.4 and prior
Remedy:
Apply the Zope hotfix release (2000-12-08), available from the Zope.org Web site. See References.
For Red Hat Powertool 6.2:
Upgrade to the latest version of zope (2.2.4-3 or later), as listed in Red Hat, Inc. Security Advisory RHSA-2000:125-02. See References.
For Red Hat Powertool 7.0:
Upgrade to the latest version of zope (2.2.4-4 or later), as listed in Red Hat, Inc. Security Advisory RHSA-2000:125-02. See References.
For Linux-Mandrake 7.1 and 7.2:
Upgrade to the latest version of zope (2.2.4-1.1 or later), as listed in MandrakeSoft Security Advisory MDKSA-2000:083 : Zope. See References.
For FreeBSD:
Upgrade to the latest version of zope (2.2.4 or later), as listed in FreeBSD Ports Security Advisory FreeBSD-SA-01-06. See References.
For other distributions:
Contact your vendor for upgrade or patch information.
Consequences:
Gain Privileges
References:
- BugTraq Mailing List, Fri Dec 22 2000 - 02:26:37 CST, Zope DTML Role Issue at http://archives.neohapsis.com/archives/bugtraq/2000-12/0430.html.
- FreeBSD Security Advisory FreeBSD-SA-01-06, zope vulnerability allows escalation of privileges at ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:06.zope.asc.
- MandrakeSoft Security Advisory MDKSA-2000:083, Zope at http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2000:083.
- Zope.org Web site, News Item: Zope hotfix: constructor alias security at http://www.zope.org/Products/Zope/Hotfix_2000-12-08/security_alert.
- CVE-2000-1211: Zope 2.2.0 through 2.2.4 does not properly perform security registration for legacy names of object constructors such as DTML method objects, which could allow attackers to perform unauthorized activities.
- OSVDB ID: 6282: Zope Legacy Name Authorization Bypass
- RHSA-2000-125: New Zope packages are available.
Reported:
Dec 16, 2000
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