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Scientific Linux Security Update : zziplib on SL7.x x86_64

2018-11-27T00:00:00
ID SL_20181030_ZZIPLIB_ON_SL7_X.NASL
Type nessus
Reporter This script is Copyright (C) 2018 and is owned by Tenable, Inc. or an Affiliate thereof.
Modified 2019-12-02T00:00:00

Description

Security Fix(es) :

  • zziplib: out of bound read in mmapped.c:zzip_disk_fread() causes crash (CVE-2018-7725)

  • zziplib: Bus error in zip.c:__zzip_parse_root_directory() cause crash via crafted zip file (CVE-2018-7726)

  • zziplib: Memory leak in memdisk.c:zzip_mem_disk_new() can lead to denial of service via crafted zip (CVE-2018-7727)

                                        
                                            #
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#

include("compat.inc");

if (description)
{
  script_id(119205);
  script_version("1.2");
  script_cvs_date("Date: 2018/12/27 10:05:37");

  script_cve_id("CVE-2018-7725", "CVE-2018-7726", "CVE-2018-7727");

  script_name(english:"Scientific Linux Security Update : zziplib on SL7.x x86_64");
  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) :

  - zziplib: out of bound read in
    mmapped.c:zzip_disk_fread() causes crash (CVE-2018-7725)

  - zziplib: Bus error in
    zip.c:__zzip_parse_root_directory() cause crash via
    crafted zip file (CVE-2018-7726)

  - zziplib: Memory leak in memdisk.c:zzip_mem_disk_new()
    can lead to denial of service via crafted zip
    (CVE-2018-7727)"
  );
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind1811&L=scientific-linux-errata&F=&S=&P=10477
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?da2afbf8"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");

  script_set_attribute(attribute:"patch_publication_date", value:"2018/10/30");
  script_set_attribute(attribute:"plugin_publication_date", value:"2018/11/27");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2018 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("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");
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:"zziplib-0.13.62-9.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"zziplib-debuginfo-0.13.62-9.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"zziplib-devel-0.13.62-9.el7")) flag++;
if (rpm_check(release:"SL7", cpu:"x86_64", reference:"zziplib-utils-0.13.62-9.el7")) flag++;


if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");
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