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");
}
Vendor | Product | Version | CPE |
---|---|---|---|
fermilab | scientific_linux | compat-openldap | p-cpe:/a:fermilab:scientific_linux:compat-openldap |
fermilab | scientific_linux | openldap | p-cpe:/a:fermilab:scientific_linux:openldap |
fermilab | scientific_linux | openldap-clients | p-cpe:/a:fermilab:scientific_linux:openldap-clients |
fermilab | scientific_linux | openldap-debuginfo | p-cpe:/a:fermilab:scientific_linux:openldap-debuginfo |
fermilab | scientific_linux | openldap-devel | p-cpe:/a:fermilab:scientific_linux:openldap-devel |
fermilab | scientific_linux | openldap-servers | p-cpe:/a:fermilab:scientific_linux:openldap-servers |
fermilab | scientific_linux | openldap-servers-overlays | p-cpe:/a:fermilab:scientific_linux:openldap-servers-overlays |
fermilab | scientific_linux | openldap-servers-sql | p-cpe:/a:fermilab:scientific_linux:openldap-servers-sql |
fermilab | scientific_linux | x-cpe:/o:fermilab:scientific_linux |