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nessusThis script is Copyright (C) 2015-2021 Tenable Network Security, Inc.FEDORA_2015-2837.NASL
HistoryMar 05, 2015 - 12:00 a.m.

Fedora 21 : glibc-2.20-8.fc21 (2015-2837)

2015-03-0500:00:00
This script is Copyright (C) 2015-2021 Tenable Network Security, Inc.
www.tenable.com
13

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

0.107 Low

EPSS

Percentile

95.1%

  • Fix CVE-2014-7817 glibc: command execution in wordexp() with WRDE_NOCMD specified

    • Fix CVE-2014-9402 glibc: denial of service in getnetbyname function

    • CVE-2015-1472 glibc: heap buffer overflow in glibc swscanf

    • Fix segfault when LD_LIBRARY_PATH is set to non-existent directory.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Fedora Security Advisory 2015-2837.
#

include('deprecated_nasl_level.inc');
include('compat.inc');

if (description)
{
  script_id(81615);
  script_version("1.8");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/11");

  script_cve_id("CVE-2014-7817", "CVE-2014-9402", "CVE-2015-1472");
  script_xref(name:"FEDORA", value:"2015-2837");

  script_name(english:"Fedora 21 : glibc-2.20-8.fc21 (2015-2837)");
  script_summary(english:"Checks rpm output for the updated package.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Fedora host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"  - Fix CVE-2014-7817 glibc: command execution in wordexp()
    with WRDE_NOCMD specified

    - Fix CVE-2014-9402 glibc: denial of service in
      getnetbyname function

    - CVE-2015-1472 glibc: heap buffer overflow in glibc
      swscanf

    - Fix segfault when LD_LIBRARY_PATH is set to
      non-existent directory.

Note that Tenable Network Security has extracted the preceding
description block directly from the Fedora security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.redhat.com/show_bug.cgi?id=1157689"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.redhat.com/show_bug.cgi?id=1175369"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.redhat.com/show_bug.cgi?id=1188235"
  );
  # https://lists.fedoraproject.org/pipermail/package-announce/2015-March/150644.html
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?690fb7f0"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected glibc package.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:glibc");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:21");

  script_set_attribute(attribute:"patch_publication_date", value:"2015/02/28");
  script_set_attribute(attribute:"plugin_publication_date", value:"2015/03/05");
  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:"Fedora Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "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) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora");
os_ver = eregmatch(pattern: "Fedora.*release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora");
os_ver = os_ver[1];
if (! ereg(pattern:"^21([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 21.x", "Fedora " + 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 ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu);

flag = 0;
if (rpm_check(release:"FC21", reference:"glibc-2.20-8.fc21")) 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, "glibc");
}
VendorProductVersionCPE
fedoraprojectfedoraglibcp-cpe:/a:fedoraproject:fedora:glibc
fedoraprojectfedora21cpe:/o:fedoraproject:fedora:21

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

0.107 Low

EPSS

Percentile

95.1%