Vulnerabilities > CVE-2008-5714 - Numeric Errors vulnerability in Qemu 0.9.1

047910
CVSS 7.8 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
COMPLETE
Integrity impact
NONE
Availability impact
NONE
network
low complexity
qemu
CWE-189
nessus
NVD
Published: 2008-12-24
Updated: 2017-08-08

Summary

Off-by-one error in monitor.c in Qemu 0.9.1 might make it easier for remote attackers to guess the VNC password, which is limited to seven characters where eight was intended.

Vulnerable Configurations

Part Description Count
Application
Qemu
1

Common Weakness Enumeration (CWE)

Nessus

  • NASL familyMandriva Local Security Checks
    NASL idMANDRIVA_MDVSA-2009-009.NASL
    descriptionSecurity vulnerabilities have been discovered and corrected in VNC server of kvm version 79 and earlier, which could lead to denial-of-service attacks (CVE-2008-2382), and make it easier for remote crackers to guess the VNC password (CVE-2008-5714). The updated packages have been patched to prevent this.
    last seen2020-06-01
    modified2020-06-02
    plugin id36990
    published2009-04-23
    reporterThis script is Copyright (C) 2009-2019 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/36990
    titleMandriva Linux Security Advisory : kvm (MDVSA-2009:009)
    code
    #%NASL_MIN_LEVEL 80502

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Mandriva Linux Security Advisory MDVSA-2009:009. 
# The text itself is copyright (C) Mandriva S.A.
#

include("compat.inc");

if (description)
{
  script_id(36990);
  script_version ("1.17");
  script_cvs_date("Date: 2019/08/02 13:32:51");

  script_cve_id("CVE-2008-2382", "CVE-2008-5714");
  script_bugtraq_id(32910);
  script_xref(name:"MDVSA", value:"2009:009");

  script_name(english:"Mandriva Linux Security Advisory : kvm (MDVSA-2009:009)");
  script_summary(english:"Checks rpm output for the updated package");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Mandriva Linux host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Security vulnerabilities have been discovered and corrected in VNC
server of kvm version 79 and earlier, which could lead to
denial-of-service attacks (CVE-2008-2382), and make it easier for
remote crackers to guess the VNC password (CVE-2008-5714).

The updated packages have been patched to prevent this."
  );
  script_set_attribute(attribute:"solution", value:"Update the affected kvm package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_cwe_id(189, 399);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:mandriva:linux:kvm");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:mandriva:linux:2009.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2009/01/14");
  script_set_attribute(attribute:"plugin_publication_date", value:"2009/04/23");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2009-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Mandriva Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/Mandrake/release", "Host/Mandrake/rpm-list");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("rpm.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Mandrake/release")) audit(AUDIT_OS_NOT, "Mandriva / Mandake Linux");
if (!get_kb_item("Host/Mandrake/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^(amd64|i[3-6]86|x86_64)$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Mandriva / Mandrake Linux", cpu);


flag = 0;
if (rpm_check(release:"MDK2009.0", reference:"kvm-74-3.1mdv2009.0", yank:"mdv")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
  • NASL familySuSE Local Security Checks
    NASL idSUSE_11_0_QEMU-090325.NASL
    descriptionqemu update to version 0.10.1 fixes the following security issues : CVE-2008-0928: problems with range checks of block devices CVE-2008-1945: problems with removable media handling CVE-2008-2382: vnc server DoS CVE-2008-4539: fix a heap overflow in the cirrus VGA implementation CVE-2008-5714: off by one error in vnc password handling
    last seen2020-06-01
    modified2020-06-02
    plugin id40118
    published2009-07-21
    reporterThis script is Copyright (C) 2009-2019 Tenable Network Security, Inc.
    sourcehttps://www.tenable.com/plugins/nessus/40118
    titleopenSUSE Security Update : qemu (qemu-691)
    code
    #%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update qemu-691.
#
# The text description of this plugin is (C) SUSE LLC.
#

include("compat.inc");

if (description)
{
  script_id(40118);
  script_version("1.12");
  script_cvs_date("Date: 2019/10/25 13:36:34");

  script_cve_id("CVE-2008-0928", "CVE-2008-1945", "CVE-2008-2382", "CVE-2008-4539", "CVE-2008-5714");

  script_name(english:"openSUSE Security Update : qemu (qemu-691)");
  script_summary(english:"Check for the qemu-691 patch");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote openSUSE host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"qemu update to version 0.10.1 fixes the following security issues :

CVE-2008-0928: problems with range checks of block devices
CVE-2008-1945: problems with removable media handling CVE-2008-2382:
vnc server DoS CVE-2008-4539: fix a heap overflow in the cirrus VGA
implementation CVE-2008-5714: off by one error in vnc password
handling"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=362956"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=435135"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=461565"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=462502"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected qemu package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N");
  script_cwe_id(119, 189, 200, 264, 399);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:qemu");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:11.0");

  script_set_attribute(attribute:"patch_publication_date", value:"2009/03/25");
  script_set_attribute(attribute:"plugin_publication_date", value:"2009/07/21");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2009-2019 Tenable Network Security, Inc.");
  script_family(english:"SuSE Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/SuSE/release", "Host/SuSE/rpm-list", "Host/cpu");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("rpm.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE11\.0)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "11.0", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);

flag = 0;

if ( rpm_check(release:"SUSE11.0", reference:"qemu-0.10.1-0.1") ) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "qemu");
}
  • NASL familySuSE Local Security Checks
    NASL idSUSE_11_1_QEMU-090325.NASL
    descriptionqemu update to version 0.10.1 fixes the following security issues : CVE-2008-0928: problems with range checks of block devices CVE-2008-1945: problems with removable media handling CVE-2008-2382: vnc server DoS CVE-2008-4539: fix a heap overflow in the cirrus VGA implementation CVE-2008-5714: off by one error in vnc password handling
    last seen2020-06-01
    modified2020-06-02
    plugin id40302
    published2009-07-21
    reporterThis script is Copyright (C) 2009-2019 Tenable Network Security, Inc.
    sourcehttps://www.tenable.com/plugins/nessus/40302
    titleopenSUSE Security Update : qemu (qemu-691)
    code
    #%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update qemu-691.
#
# The text description of this plugin is (C) SUSE LLC.
#

include("compat.inc");

if (description)
{
  script_id(40302);
  script_version("1.12");
  script_cvs_date("Date: 2019/10/25 13:36:35");

  script_cve_id("CVE-2008-0928", "CVE-2008-1945", "CVE-2008-2382", "CVE-2008-4539", "CVE-2008-5714");

  script_name(english:"openSUSE Security Update : qemu (qemu-691)");
  script_summary(english:"Check for the qemu-691 patch");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote openSUSE host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"qemu update to version 0.10.1 fixes the following security issues :

CVE-2008-0928: problems with range checks of block devices
CVE-2008-1945: problems with removable media handling CVE-2008-2382:
vnc server DoS CVE-2008-4539: fix a heap overflow in the cirrus VGA
implementation CVE-2008-5714: off by one error in vnc password
handling"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=362956"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=435135"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=461565"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=462502"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected qemu package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:N/A:N");
  script_cwe_id(119, 189, 200, 264, 399);

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:qemu");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:11.1");

  script_set_attribute(attribute:"patch_publication_date", value:"2009/03/25");
  script_set_attribute(attribute:"plugin_publication_date", value:"2009/07/21");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2009-2019 Tenable Network Security, Inc.");
  script_family(english:"SuSE Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/SuSE/release", "Host/SuSE/rpm-list", "Host/cpu");

  exit(0);
}


include("audit.inc");
include("global_settings.inc");
include("rpm.inc");

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE11\.1)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "11.1", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);

flag = 0;

if ( rpm_check(release:"SUSE11.1", reference:"qemu-0.10.1-0.1.1") ) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
  else security_hole(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "qemu");
}
  • NASL familyUbuntu Local Security Checks
    NASL idUBUNTU_USN-776-2.NASL
    descriptionUSN-776-1 fixed vulnerabilities in KVM. Due to an incorrect fix, a regression was introduced in Ubuntu 8.04 LTS that caused KVM to fail to boot virtual machines started via libvirt. This update fixes the problem. We apologize for the inconvenience. Avi Kivity discovered that KVM did not correctly handle certain disk formats. A local attacker could attach a malicious partition that would allow the guest VM to read files on the VM host. (CVE-2008-1945, CVE-2008-2004) Alfredo Ortega discovered that KVM
    last seen2020-06-01
    modified2020-06-02
    plugin id38777
    published2009-05-14
    reporterUbuntu Security Notice (C) 2009-2019 Canonical, Inc. / NASL script (C) 2009-2018 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/38777
    titleUbuntu 8.04 LTS : kvm regression (USN-776-2)
  • NASL familySuSE Local Security Checks
    NASL idSUSE_11_1_KVM-090112.NASL
    descriptionRogue VNC clients could make the built in VNC server of kvm run into an infinite loop (CVE-2008-2382) An off-by-one bug limited the length of VNC passwords to seven instead of eight (CVE-2008-5714) Virtualized guests could potentially execute code on the host by triggering a buffer overflow in the network emulation code via large ethernet frames (CVE-2007-5729) Virtualized guests could potentially execute code on the host by triggering a heap based buffer overflow in the Cirrus Graphics card emulation (CVE-2007-1320).
    last seen2020-06-01
    modified2020-06-02
    plugin id40254
    published2009-07-21
    reporterThis script is Copyright (C) 2009-2019 Tenable Network Security, Inc.
    sourcehttps://www.tenable.com/plugins/nessus/40254
    titleopenSUSE Security Update : kvm (kvm-412)
  • NASL familyMandriva Local Security Checks
    NASL idMANDRIVA_MDVSA-2009-008.NASL
    descriptionSecurity vulnerabilities have been discovered and corrected in VNC server of qemu version 0.9.1 and earlier, which could lead to denial-of-service attacks (CVE-2008-2382), and make it easier for remote crackers to guess the VNC password (CVE-2008-5714). The updated packages have been patched to prevent this.
    last seen2020-06-01
    modified2020-06-02
    plugin id36993
    published2009-04-23
    reporterThis script is Copyright (C) 2009-2019 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/36993
    titleMandriva Linux Security Advisory : qemu (MDVSA-2009:008)
  • NASL familySuSE Local Security Checks
    NASL idSUSE_QEMU-6123.NASL
    descriptionqemu update to version 0.10.1 fixes the following security issues : CVE-2008-0928: problems with range checks of block devices CVE-2008-1945: problems with removable media handling CVE-2008-2382: vnc server DoS CVE-2008-4539: fix a heap overflow in the cirrus VGA implementation CVE-2008-5714: off by one error in vnc password handling
    last seen2020-06-01
    modified2020-06-02
    plugin id36082
    published2009-04-03
    reporterThis script is Copyright (C) 2009-2019 Tenable Network Security, Inc.
    sourcehttps://www.tenable.com/plugins/nessus/36082
    titleopenSUSE 10 Security Update : qemu (qemu-6123)
  • NASL familyDebian Local Security Checks
    NASL idDEBIAN_DSA-1907.NASL
    descriptionSeveral vulnerabilities have been discovered in kvm, a full virtualization system. The Common Vulnerabilities and Exposures project identifies the following problems : - CVE-2008-5714 Chris Webb discovered an off-by-one bug limiting KVM
    last seen2020-06-01
    modified2020-06-02
    plugin id44772
    published2010-02-24
    reporterThis script is Copyright (C) 2010-2019 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/44772
    titleDebian DSA-1907-1 : kvm - several vulnerabilities
  • NASL familyUbuntu Local Security Checks
    NASL idUBUNTU_USN-776-1.NASL
    descriptionAvi Kivity discovered that KVM did not correctly handle certain disk formats. A local attacker could attach a malicious partition that would allow the guest VM to read files on the VM host. (CVE-2008-1945, CVE-2008-2004) Alfredo Ortega discovered that KVM
    last seen2020-06-01
    modified2020-06-02
    plugin id38759
    published2009-05-13
    reporterUbuntu Security Notice (C) 2009-2019 Canonical, Inc. / NASL script (C) 2009-2018 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/38759
    titleUbuntu 8.04 LTS / 8.10 : kvm vulnerabilities (USN-776-1)
  • NASL familySuSE Local Security Checks
    NASL idSUSE_11_0_KVM-090112.NASL
    descriptionRogue VNC clients could make the built in VNC server of kvm run into an infinite loop (CVE-2008-2382) An off-by-one bug limited the length of VNC passwords to seven instead of eight (CVE-2008-5714) Virtualized guests could potentially execute code on the host by triggering a buffer overflow in the network emulation code via large ethernet frames (CVE-2007-5729) Virtualized guests could potentially execute code on the host by triggering a heap based buffer overflow in the Cirrus Graphics card emulation (CVE-2007-1320).
    last seen2020-06-01
    modified2020-06-02
    plugin id40019
    published2009-07-21
    reporterThis script is Copyright (C) 2009-2019 Tenable Network Security, Inc.
    sourcehttps://www.tenable.com/plugins/nessus/40019
    titleopenSUSE Security Update : kvm (kvm-412)

Statements

contributorJoshua Bressers
lastmodified2009-02-26
organizationRed Hat
statementNot vulnerable. This issue did not affect the versions of Xen as shipped with Red Hat Enterprise Linux 5.

References