Test ID:	1.3.6.1.4.1.25623.1.0.59163
Category:	Ubuntu Local Security Checks
Title:	Ubuntu USN-474-1 (xscreensaver)
Summary:	NOSUMMARY
Description:	Description: The remote host is missing an update to xscreensaver announced via advisory USN-474-1. A security issue affects the following Ubuntu releases: Ubuntu 6.06 LTS Ubuntu 6.10 Ubuntu 7.04 This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. Details follow: It was discovered that xscreensaver did not correctly validate the return values from network authentication systems such as LDAP or NIS. A local attacker could bypass a locked screen if they were able to interrupt network connectivity. Solution: The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: xscreensaver 4.23-4ubuntu8.1 Ubuntu 6.10: xscreensaver 4.24-4ubuntu2.1 Ubuntu 7.04: xscreensaver 4.24-5ubuntu2.1 After a standard system upgrade you need to restart your session to effect the necessary changes. http://www.securityspace.com/smysecure/catid.html?in=USN-474-1 Risk factor : Medium CVSS Score: 4.6
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2007-1859 BugTraq ID: 23783 http://www.securityfocus.com/bid/23783 http://security.gentoo.org/glsa/glsa-200705-14.xml http://www.mandriva.com/security/advisories?name=MDKSA-2007:097 http://osvdb.org/35531 https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11459 http://www.redhat.com/support/errata/RHSA-2007-0322.html http://www.securitytracker.com/id?1017996 http://secunia.com/advisories/25065 http://secunia.com/advisories/25105 http://secunia.com/advisories/25116 http://secunia.com/advisories/25118 http://secunia.com/advisories/25119 http://secunia.com/advisories/25225 http://secunia.com/advisories/25610 SuSE Security Announcement: SUSE-SR:2007:009 (Google Search) http://www.novell.com/linux/security/advisories/2007_9_sr.html http://www.ubuntu.com/usn/usn-474-1 XForce ISS Database: xscreensaver-getpwuid-authentication-bypass(34054) https://exchange.xforce.ibmcloud.com/vulnerabilities/34054
Copyright	Copyright (c) 2007 E-Soft Inc. http://www.securityspace.com

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