7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.886 High
EPSS
Percentile
98.7%
The LibVNCServer package was updated to fix the following security issues :
bsc#897031: fix several security issues :
CVE-2014-6051: Integer overflow in MallocFrameBuffer() on client side.
CVE-2014-6052: Lack of malloc() return value checking on client side.
CVE-2014-6053: Server crash on a very large ClientCutText message.
CVE-2014-6054: Server crash when scaling factor is set to zero.
CVE-2014-6055: Multiple stack overflows in File Transfer feature.
bsc#854151: Restrict the SSL cipher suite.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2015-851.
#
# The text description of this plugin is (C) SUSE LLC.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(87389);
script_version("2.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
script_cve_id("CVE-2014-6051", "CVE-2014-6052", "CVE-2014-6053", "CVE-2014-6054", "CVE-2014-6055");
script_name(english:"openSUSE Security Update : LibVNCServer (openSUSE-2015-851)");
script_summary(english:"Check for the openSUSE-2015-851 patch");
script_set_attribute(
attribute:"synopsis",
value:"The remote openSUSE host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"The LibVNCServer package was updated to fix the following security
issues :
- bsc#897031: fix several security issues :
- CVE-2014-6051: Integer overflow in MallocFrameBuffer()
on client side.
- CVE-2014-6052: Lack of malloc() return value checking on
client side.
- CVE-2014-6053: Server crash on a very large
ClientCutText message.
- CVE-2014-6054: Server crash when scaling factor is set
to zero.
- CVE-2014-6055: Multiple stack overflows in File Transfer
feature.
- bsc#854151: Restrict the SSL cipher suite."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=854151"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=897031"
);
script_set_attribute(
attribute:"solution",
value:"Update the affected LibVNCServer packages."
);
script_set_cvss_base_vector("CVSS2#AV:N/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:novell:opensuse:LibVNCServer-debugsource");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:LibVNCServer-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libvncclient0");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libvncclient0-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libvncserver0");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libvncserver0-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:linuxvnc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:linuxvnc-debuginfo");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:42.1");
script_set_attribute(attribute:"patch_publication_date", value:"2015/12/04");
script_set_attribute(attribute:"plugin_publication_date", value:"2015/12/16");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2015-2021 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 !~ "^(SUSE42\.1)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "42.1", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);
flag = 0;
if ( rpm_check(release:"SUSE42.1", reference:"LibVNCServer-debugsource-0.9.9-13.1") ) flag++;
if ( rpm_check(release:"SUSE42.1", reference:"LibVNCServer-devel-0.9.9-13.1") ) flag++;
if ( rpm_check(release:"SUSE42.1", reference:"libvncclient0-0.9.9-13.1") ) flag++;
if ( rpm_check(release:"SUSE42.1", reference:"libvncclient0-debuginfo-0.9.9-13.1") ) flag++;
if ( rpm_check(release:"SUSE42.1", reference:"libvncserver0-0.9.9-13.1") ) flag++;
if ( rpm_check(release:"SUSE42.1", reference:"libvncserver0-debuginfo-0.9.9-13.1") ) flag++;
if ( rpm_check(release:"SUSE42.1", reference:"linuxvnc-0.9.9-13.1") ) flag++;
if ( rpm_check(release:"SUSE42.1", reference:"linuxvnc-debuginfo-0.9.9-13.1") ) 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, "LibVNCServer-debugsource / LibVNCServer-devel / libvncclient0 / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
novell | opensuse | libvncserver-debugsource | p-cpe:/a:novell:opensuse:libvncserver-debugsource |
novell | opensuse | libvncserver-devel | p-cpe:/a:novell:opensuse:libvncserver-devel |
novell | opensuse | libvncclient0 | p-cpe:/a:novell:opensuse:libvncclient0 |
novell | opensuse | libvncclient0-debuginfo | p-cpe:/a:novell:opensuse:libvncclient0-debuginfo |
novell | opensuse | libvncserver0 | p-cpe:/a:novell:opensuse:libvncserver0 |
novell | opensuse | libvncserver0-debuginfo | p-cpe:/a:novell:opensuse:libvncserver0-debuginfo |
novell | opensuse | linuxvnc | p-cpe:/a:novell:opensuse:linuxvnc |
novell | opensuse | linuxvnc-debuginfo | p-cpe:/a:novell:opensuse:linuxvnc-debuginfo |
novell | opensuse | 42.1 | cpe:/o:novell:opensuse:42.1 |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6051
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6052
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6053
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6054
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-6055
bugzilla.opensuse.org/show_bug.cgi?id=854151
bugzilla.opensuse.org/show_bug.cgi?id=897031