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nessusThis script is Copyright (C) 2014-2021 and is owned by Tenable, Inc. or an Affiliate thereof.SL_20140224_OPENLDAP_ON_SL5_X.NASL
HistoryFeb 25, 2014 - 12:00 a.m.

Scientific Linux Security Update : openldap on SL5.x i386/x86_64 (20140224)

2014-02-2500:00:00
This script is Copyright (C) 2014-2021 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
8

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.94 High

EPSS

Percentile

99.2%

A denial of service flaw was found in the way the OpenLDAP server daemon (slapd) performed reference counting when using the rwm (rewrite/remap) overlay. A remote attacker able to query the OpenLDAP server could use this flaw to crash the server by immediately unbinding from the server after sending a search request.
(CVE-2013-4449)

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text is (C) Scientific Linux.
#

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

if (description)
{
  script_id(72680);
  script_version("1.5");
  script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");

  script_cve_id("CVE-2013-4449");

  script_name(english:"Scientific Linux Security Update : openldap on SL5.x i386/x86_64 (20140224)");
  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:
"A denial of service flaw was found in the way the OpenLDAP server
daemon (slapd) performed reference counting when using the rwm
(rewrite/remap) overlay. A remote attacker able to query the OpenLDAP
server could use this flaw to crash the server by immediately
unbinding from the server after sending a search request.
(CVE-2013-4449)"
  );
  # https://listserv.fnal.gov/scripts/wa.exe?A2=ind1402&L=scientific-linux-errata&T=0&P=2450
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?08e30008"
  );
  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_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:compat-openldap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:openldap");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:openldap-clients");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:openldap-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:openldap-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:openldap-servers");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:openldap-servers-overlays");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:openldap-servers-sql");
  script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");

  script_set_attribute(attribute:"vuln_publication_date", value:"2014/02/05");
  script_set_attribute(attribute:"patch_publication_date", value:"2014/02/24");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/02/25");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2014-2021 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:"^5([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 5.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:"SL5", reference:"compat-openldap-2.3.43_2.2.29-27.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"openldap-2.3.43-27.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"openldap-clients-2.3.43-27.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"openldap-debuginfo-2.3.43-27.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"openldap-devel-2.3.43-27.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"openldap-servers-2.3.43-27.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"openldap-servers-overlays-2.3.43-27.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"openldap-servers-sql-2.3.43-27.el5_10")) 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, "compat-openldap / openldap / openldap-clients / openldap-debuginfo / etc");
}
VendorProductVersionCPE
fermilabscientific_linuxcompat-openldapp-cpe:/a:fermilab:scientific_linux:compat-openldap
fermilabscientific_linuxopenldapp-cpe:/a:fermilab:scientific_linux:openldap
fermilabscientific_linuxopenldap-clientsp-cpe:/a:fermilab:scientific_linux:openldap-clients
fermilabscientific_linuxopenldap-debuginfop-cpe:/a:fermilab:scientific_linux:openldap-debuginfo
fermilabscientific_linuxopenldap-develp-cpe:/a:fermilab:scientific_linux:openldap-devel
fermilabscientific_linuxopenldap-serversp-cpe:/a:fermilab:scientific_linux:openldap-servers
fermilabscientific_linuxopenldap-servers-overlaysp-cpe:/a:fermilab:scientific_linux:openldap-servers-overlays
fermilabscientific_linuxopenldap-servers-sqlp-cpe:/a:fermilab:scientific_linux:openldap-servers-sql
fermilabscientific_linuxx-cpe:/o:fermilab:scientific_linux

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.94 High

EPSS

Percentile

99.2%