Security Fix(es) :
systemd: Out-of-bounds heap write in systemd-networkd dhcpv6 option handling (CVE-2018-15688)
systemd: stack overflow when calling syslog from a command with long cmdline (CVE-2018-16864)
systemd: stack overflow when receiving many journald entries (CVE-2018-16865)
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#
include("compat.inc");
if (description)
{
script_id(121204);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/02/02");
script_cve_id("CVE-2018-15688", "CVE-2018-16864", "CVE-2018-16865");
script_name(english:"Scientific Linux Security Update : systemd on SL7.x x86_64 (20190114)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:
"The remote Scientific Linux host is missing one or more security
updates."
);
script_set_attribute(
attribute:"description",
value:
"Security Fix(es) :
- systemd: Out-of-bounds heap write in systemd-networkd
dhcpv6 option handling (CVE-2018-15688)
- systemd: stack overflow when calling syslog from a
command with long cmdline (CVE-2018-16864)
- systemd: stack overflow when receiving many journald
entries (CVE-2018-16865)"
);
# https://listserv.fnal.gov/scripts/wa.exe?A2=ind1901&L=SCIENTIFIC-LINUX-ERRATA&P=1419
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?d4495fb7"
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:A/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-15688");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libgudev1");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libgudev1-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd-journal-gateway");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd-networkd");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd-python");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd-resolved");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:systemd-sysv");
script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/10/26");
script_set_attribute(attribute:"patch_publication_date", value:"2019/01/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/16");
script_set_attribute(attribute:"in_the_news", value:"true");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2019-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Scientific Linux Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/RedHat/release", "Host/RedHat/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("misc_func.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Scientific Linux " >!< release) audit(AUDIT_HOST_NOT, "running Scientific Linux");
os_ver = pregmatch(pattern: "Scientific Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Scientific Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 7.x", "Scientific Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu >!< "x86_64" && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Scientific Linux", cpu);
if ("x86_64" >!< cpu) audit(AUDIT_ARCH_NOT, "x86_64", cpu);
flag = 0;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libgudev1-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"libgudev1-devel-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-debuginfo-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-devel-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-journal-gateway-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-libs-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-networkd-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-python-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-resolved-219-62.el7_6.2")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"systemd-sysv-219-62.el7_6.2")) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "libgudev1 / libgudev1-devel / systemd / systemd-debuginfo / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
fermilab | scientific_linux | libgudev1 | p-cpe:/a:fermilab:scientific_linux:libgudev1 |
fermilab | scientific_linux | libgudev1-devel | p-cpe:/a:fermilab:scientific_linux:libgudev1-devel |
fermilab | scientific_linux | systemd | p-cpe:/a:fermilab:scientific_linux:systemd |
fermilab | scientific_linux | systemd-debuginfo | p-cpe:/a:fermilab:scientific_linux:systemd-debuginfo |
fermilab | scientific_linux | systemd-devel | p-cpe:/a:fermilab:scientific_linux:systemd-devel |
fermilab | scientific_linux | systemd-journal-gateway | p-cpe:/a:fermilab:scientific_linux:systemd-journal-gateway |
fermilab | scientific_linux | systemd-libs | p-cpe:/a:fermilab:scientific_linux:systemd-libs |
fermilab | scientific_linux | systemd-networkd | p-cpe:/a:fermilab:scientific_linux:systemd-networkd |
fermilab | scientific_linux | systemd-python | p-cpe:/a:fermilab:scientific_linux:systemd-python |
fermilab | scientific_linux | systemd-resolved | p-cpe:/a:fermilab:scientific_linux:systemd-resolved |