Vulnerabilities > CVE-2005-0079 - Local Buffer Overflow vulnerability in Xtrlock 2.0
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
PARTIAL Integrity impact
PARTIAL Availability impact
PARTIAL Summary
Buffer overflow in xtrlock 2.0 allows local users to cause a denial of service (application crash) and hijack the desktop session.
Vulnerable Configurations
Part | Description | Count |
---|---|---|
Application | 1 |
Nessus
NASL family FreeBSD Local Security Checks NASL id FREEBSD_PKG_F7E8D2CA410E40B287483ABD021E44A9.NASL description The X display locking program xtrlock contains an integer overflow bug. It is possible for an attacker with physical access to the system to bypass the display lock. last seen 2020-06-01 modified 2020-06-02 plugin id 19178 published 2005-07-13 reporter This script is Copyright (C) 2005-2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/19178 title FreeBSD : xtrlock -- X display locking bypass (f7e8d2ca-410e-40b2-8748-3abd021e44a9) code #%NASL_MIN_LEVEL 80502 # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from the FreeBSD VuXML database : # # Copyright 2003-2018 Jacques Vidrine and contributors # # Redistribution and use in source (VuXML) and 'compiled' forms (SGML, # HTML, PDF, PostScript, RTF and so forth) with or without modification, # are permitted provided that the following conditions are met: # 1. Redistributions of source code (VuXML) must retain the above # copyright notice, this list of conditions and the following # disclaimer as the first lines of this file unmodified. # 2. Redistributions in compiled form (transformed to other DTDs, # published online in any format, converted to PDF, PostScript, # RTF and other formats) must reproduce the above copyright # notice, this list of conditions and the following disclaimer # in the documentation and/or other materials provided with the # distribution. # # THIS DOCUMENTATION IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS" # AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, # THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, # OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT # OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR # BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, # WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE # OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS DOCUMENTATION, # EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. # include("compat.inc"); if (description) { script_id(19178); script_version("1.17"); script_cvs_date("Date: 2019/08/02 13:32:38"); script_cve_id("CVE-2005-0079"); script_xref(name:"DSA", value:"649"); script_name(english:"FreeBSD : xtrlock -- X display locking bypass (f7e8d2ca-410e-40b2-8748-3abd021e44a9)"); script_summary(english:"Checks for updated package in pkg_info output"); script_set_attribute( attribute:"synopsis", value:"The remote FreeBSD host is missing a security-related update." ); script_set_attribute( attribute:"description", value: "The X display locking program xtrlock contains an integer overflow bug. It is possible for an attacker with physical access to the system to bypass the display lock." ); # http://xforce.iss.net/xforce/xfdb/18991 script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?47c71442" ); # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=278191 script_set_attribute( attribute:"see_also", value:"https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=278191" ); # https://vuxml.freebsd.org/freebsd/f7e8d2ca-410e-40b2-8748-3abd021e44a9.html script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?606aa4bf" ); script_set_attribute(attribute:"solution", value:"Update the affected package."); script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:xtrlock"); script_set_attribute(attribute:"cpe", value:"cpe:/o:freebsd:freebsd"); script_set_attribute(attribute:"vuln_publication_date", value:"2004/10/25"); script_set_attribute(attribute:"patch_publication_date", value:"2005/06/01"); script_set_attribute(attribute:"plugin_publication_date", value:"2005/07/13"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2005-2019 and is owned by Tenable, Inc. or an Affiliate thereof."); script_family(english:"FreeBSD Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/FreeBSD/release", "Host/FreeBSD/pkg_info"); exit(0); } include("audit.inc"); include("freebsd_package.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (!get_kb_item("Host/FreeBSD/release")) audit(AUDIT_OS_NOT, "FreeBSD"); if (!get_kb_item("Host/FreeBSD/pkg_info")) audit(AUDIT_PACKAGE_LIST_MISSING); flag = 0; if (pkg_test(save_report:TRUE, pkg:"xtrlock<2.0.10")) flag++; if (flag) { if (report_verbosity > 0) security_warning(port:0, extra:pkg_report_get()); else security_warning(0); exit(0); } else audit(AUDIT_HOST_NOT, "affected");
NASL family Debian Local Security Checks NASL id DEBIAN_DSA-649.NASL description A buffer overflow has been discovered in xtrlock, a minimal X display lock program which can be exploited by a malicious local attacker to crash the lock program and take over the desktop session. last seen 2020-06-01 modified 2020-06-02 plugin id 16233 published 2005-01-25 reporter This script is Copyright (C) 2005-2019 Tenable Network Security, Inc. source https://www.tenable.com/plugins/nessus/16233 title Debian DSA-649-1 : xtrlock - buffer overflow code #%NASL_MIN_LEVEL 80502 # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Debian Security Advisory DSA-649. The text # itself is copyright (C) Software in the Public Interest, Inc. # include("compat.inc"); if (description) { script_id(16233); script_version("1.18"); script_cvs_date("Date: 2019/08/02 13:32:18"); script_cve_id("CVE-2005-0079"); script_xref(name:"DSA", value:"649"); script_name(english:"Debian DSA-649-1 : xtrlock - buffer overflow"); script_summary(english:"Checks dpkg output for the updated package"); script_set_attribute( attribute:"synopsis", value:"The remote Debian host is missing a security-related update." ); script_set_attribute( attribute:"description", value: "A buffer overflow has been discovered in xtrlock, a minimal X display lock program which can be exploited by a malicious local attacker to crash the lock program and take over the desktop session." ); script_set_attribute( attribute:"see_also", value:"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=278190" ); script_set_attribute( attribute:"see_also", value:"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=278191" ); script_set_attribute( attribute:"see_also", value:"http://www.debian.org/security/2005/dsa-649" ); script_set_attribute( attribute:"solution", value: "Upgrade the xtrlock package. For the stable distribution (woody) this problem has been fixed in version 2.0-6woody2." ); script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:xtrlock"); script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:3.0"); script_set_attribute(attribute:"patch_publication_date", value:"2005/01/20"); script_set_attribute(attribute:"plugin_publication_date", value:"2005/01/25"); script_set_attribute(attribute:"vuln_publication_date", value:"2005/01/20"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2005-2019 Tenable Network Security, Inc."); script_family(english:"Debian Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/Debian/release", "Host/Debian/dpkg-l"); exit(0); } include("audit.inc"); include("debian_package.inc"); if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED); if (!get_kb_item("Host/Debian/release")) audit(AUDIT_OS_NOT, "Debian"); if (!get_kb_item("Host/Debian/dpkg-l")) audit(AUDIT_PACKAGE_LIST_MISSING); flag = 0; if (deb_check(release:"3.0", prefix:"xtrlock", reference:"2.0-6woody2")) flag++; if (flag) { if (report_verbosity > 0) security_warning(port:0, extra:deb_report_get()); else security_warning(0); exit(0); } else audit(AUDIT_HOST_NOT, "affected");