This update for openssh fixes the following issues :
CVE-2016-0777: A malicious or compromised server could cause the OpenSSH client to expose part or all of the client’s private key through the roaming feature (bsc#961642)
CVE-2016-0778: A malicious or compromised server could could trigger a buffer overflow in the OpenSSH client through the roaming feature (bsc#961645)
This update disables the undocumented feature supported by the OpenSSH client and a commercial SSH server.
#%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-2016-39.
#
# The text description of this plugin is (C) SUSE LLC.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(88129);
script_version("2.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
script_cve_id("CVE-2016-0777", "CVE-2016-0778");
script_name(english:"openSUSE Security Update : openssh (openSUSE-2016-39)");
script_summary(english:"Check for the openSUSE-2016-39 patch");
script_set_attribute(
attribute:"synopsis",
value:"The remote openSUSE host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"This update for openssh fixes the following issues :
- CVE-2016-0777: A malicious or compromised server could
cause the OpenSSH client to expose part or all of the
client's private key through the roaming feature
(bsc#961642)
- CVE-2016-0778: A malicious or compromised server could
could trigger a buffer overflow in the OpenSSH client
through the roaming feature (bsc#961645)
This update disables the undocumented feature supported by the OpenSSH
client and a commercial SSH server."
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=961642"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=961645"
);
script_set_attribute(
attribute:"solution",
value:"Update the affected openssh packages."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:S/C:P/I:P/A:P");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:openssh");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:openssh-askpass-gnome");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:openssh-askpass-gnome-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:openssh-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:openssh-debugsource");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:openssh-fips");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:openssh-helpers");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:openssh-helpers-debuginfo");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:13.2");
script_set_attribute(attribute:"patch_publication_date", value:"2016/01/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/01/25");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2016-2021 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 !~ "^(SUSE13\.2)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "13.2", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);
flag = 0;
if ( rpm_check(release:"SUSE13.2", reference:"openssh-6.6p1-5.3.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"openssh-askpass-gnome-6.6p1-5.3.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"openssh-askpass-gnome-debuginfo-6.6p1-5.3.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"openssh-debuginfo-6.6p1-5.3.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"openssh-debugsource-6.6p1-5.3.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"openssh-fips-6.6p1-5.3.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"openssh-helpers-6.6p1-5.3.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"openssh-helpers-debuginfo-6.6p1-5.3.1") ) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
else security_warning(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "openssh-askpass-gnome / openssh-askpass-gnome-debuginfo / openssh / etc");
}