Executive Summary

Summary
Title New xen-utils packages fix file truncation
Informations
Name DSA-1395 First vendor Publication 2007-10-25
Vendor Debian Last vendor Modification 2007-10-25
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:M/Au:S/C:N/I:C/A:C)
Cvss Base Score 6 Attack Range Local
Cvss Impact Score 9.2 Attack Complexity Medium
Cvss Expoit Score 2.7 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

Steve Kemp from the Debian Security Audit project discovered that xen-utils, a collection of XEN administrative tools, used temporary files insecurely within the xenmon tool allowing local users to truncate arbitrary files.

For the stable distribution (etch) this problem has been fixed in version 3.0.3-0-4.

For the old stable distribution (sarge) this package was not present.

For the unstable distribution (sid) this problem will be fixed soon.

We recommend that you upgrade your xen-3.0 (3.0.3-0-4) package.

Original Source

Url : http://www.debian.org/security/2007/dsa-1395

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-59 Improper Link Resolution Before File Access ('Link Following')

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:18680
 
Oval ID: oval:org.mitre.oval:def:18680
Title: DSA-1395-1 xen-3.0 - insecure temporary files
Description: Steve Kemp from the Debian Security Audit project discovered that xen-utils, a collection of XEN administrative tools, used temporary files insecurely within the xenmon tool allowing local users to truncate arbitrary files.
Family: unix Class: patch
Reference(s): DSA-1395-1
CVE-2007-3919
Version: 7
Platform(s): Debian GNU/Linux 4.0
Product(s): xen-3.0
Definition Synopsis:
Definition Id: oval:org.mitre.oval:def:9913
 
Oval ID: oval:org.mitre.oval:def:9913
Title: (1) xenbaked and (2) xenmon.py in Xen 3.1 and earlier allow local users to truncate arbitrary files via a symlink attack on /tmp/xenq-shm.
Description: (1) xenbaked and (2) xenmon.py in Xen 3.1 and earlier allow local users to truncate arbitrary files via a symlink attack on /tmp/xenq-shm.
Family: unix Class: vulnerability
Reference(s): CVE-2007-3919
Version: 5
Platform(s): Red Hat Enterprise Linux 5
CentOS Linux 5
Oracle Linux 5
Product(s):
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 2

OpenVAS Exploits

Date Description
2009-04-09 Name : Mandriva Update for xen MDKSA-2007:203 (xen)
File : nvt/gb_mandriva_MDKSA_2007_203.nasl
2009-03-06 Name : RedHat Update for xen RHSA-2008:0194-01
File : nvt/gb_RHSA-2008_0194-01_xen.nasl
2009-02-27 Name : Fedora Update for xen FEDORA-2007-2708
File : nvt/gb_fedora_2007_2708_xen_fc7.nasl
2009-02-27 Name : Fedora Update for xen FEDORA-2007-737
File : nvt/gb_fedora_2007_737_xen_fc6.nasl
2009-02-16 Name : Fedora Update for xen FEDORA-2008-2083
File : nvt/gb_fedora_2008_2083_xen_fc7.nasl
2008-01-17 Name : Debian Security Advisory DSA 1395-1 (xen-utils)
File : nvt/deb_1395_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
41343 Xen xenmon.py /tmp/xenq-shm Symlink Arbitrary File Truncation

41342 Xen xenbaked /tmp/xenq-shm Symlink Arbitrary File Truncation

Nessus® Vulnerability Scanner

Date Description
2013-07-12 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2008-0194.nasl - Type : ACT_GATHER_INFO
2012-08-01 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20080513_xen_on_SL5_x.nasl - Type : ACT_GATHER_INFO
2010-01-06 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2008-0194.nasl - Type : ACT_GATHER_INFO
2008-05-16 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2008-0194.nasl - Type : ACT_GATHER_INFO
2008-02-29 Name : The remote Fedora host is missing a security update.
File : fedora_2008-2083.nasl - Type : ACT_GATHER_INFO
2007-11-14 Name : The remote openSUSE host is missing a security update.
File : suse_xen-4616.nasl - Type : ACT_GATHER_INFO
2007-11-06 Name : The remote Fedora host is missing a security update.
File : fedora_2007-2708.nasl - Type : ACT_GATHER_INFO
2007-11-06 Name : The remote Fedora Core host is missing a security update.
File : fedora_2007-737.nasl - Type : ACT_GATHER_INFO
2007-11-02 Name : The remote Mandrake Linux host is missing a security update.
File : mandrake_MDKSA-2007-203.nasl - Type : ACT_GATHER_INFO
2007-10-26 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-1395.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 11:26:58
  • Multiple Updates