6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.005 Low
EPSS
Percentile
76.0%
Security Fix(es) :
ghostscript: .tempfile file permission issues (699657) (CVE-2018-15908)
ghostscript: shading_param incomplete type checking (699660) (CVE-2018-15909)
ghostscript: missing type check in type checker (699659) (CVE-2018-16511)
ghostscript: incorrect access checking in temp file handling to disclose contents of files (699658) (CVE-2018-16539)
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#
include("compat.inc");
if (description)
{
script_id(119250);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2020/06/25");
script_cve_id("CVE-2018-15908", "CVE-2018-15909", "CVE-2018-16511", "CVE-2018-16539");
script_name(english:"Scientific Linux Security Update : ghostscript on SL7.x x86_64 (20181127)");
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) :
- ghostscript: .tempfile file permission issues (699657)
(CVE-2018-15908)
- ghostscript: shading_param incomplete type checking
(699660) (CVE-2018-15909)
- ghostscript: missing type check in type checker (699659)
(CVE-2018-16511)
- ghostscript: incorrect access checking in temp file
handling to disclose contents of files (699658)
(CVE-2018-16539)"
);
# https://listserv.fnal.gov/scripts/wa.exe?A2=ind1811&L=scientific-linux-errata&F=&S=&P=14756
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?0e85242b"
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ghostscript");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ghostscript-cups");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ghostscript-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ghostscript-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ghostscript-doc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:ghostscript-gtk");
script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/08/27");
script_set_attribute(attribute:"patch_publication_date", value:"2018/11/27");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/11/28");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2018-2020 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);
flag = 0;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"ghostscript-9.07-31.el7_6.1")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"ghostscript-cups-9.07-31.el7_6.1")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"ghostscript-debuginfo-9.07-31.el7_6.1")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"ghostscript-devel-9.07-31.el7_6.1")) flag++;
if (rpm_check(release:"SL7", reference:"ghostscript-doc-9.07-31.el7_6.1")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"ghostscript-gtk-9.07-31.el7_6.1")) 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, "ghostscript / ghostscript-cups / ghostscript-debuginfo / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
fermilab | scientific_linux | ghostscript | p-cpe:/a:fermilab:scientific_linux:ghostscript |
fermilab | scientific_linux | ghostscript-cups | p-cpe:/a:fermilab:scientific_linux:ghostscript-cups |
fermilab | scientific_linux | ghostscript-debuginfo | p-cpe:/a:fermilab:scientific_linux:ghostscript-debuginfo |
fermilab | scientific_linux | ghostscript-devel | p-cpe:/a:fermilab:scientific_linux:ghostscript-devel |
fermilab | scientific_linux | ghostscript-doc | p-cpe:/a:fermilab:scientific_linux:ghostscript-doc |
fermilab | scientific_linux | ghostscript-gtk | p-cpe:/a:fermilab:scientific_linux:ghostscript-gtk |
fermilab | scientific_linux | x-cpe:/o:fermilab:scientific_linux |
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.005 Low
EPSS
Percentile
76.0%