3.3 Low
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:A/AC:L/Au:N/C:N/I:N/A:P
0.084 Low
EPSS
Percentile
94.4%
A denial of service flaw was found in the way the sys_recvfile() function of nmbd, the NetBIOS message block daemon, processed non-blocking sockets. An attacker could send a specially crafted packet that, when processed, would cause nmbd to enter an infinite loop and consume an excessive amount of CPU time. (CVE-2014-0244)
It was discovered that smbd, the Samba file server daemon, did not properly handle certain files that were stored on the disk and used a valid Unicode character in the file name. An attacker able to send an authenticated non-Unicode request that attempted to read such a file could cause smbd to crash. (CVE-2014-3493)
After installing this update, the smb service will be restarted automatically.
#%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(76449);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");
script_cve_id("CVE-2014-0244", "CVE-2014-3493");
script_name(english:"Scientific Linux Security Update : samba and samba3x on SL5.x, SL6.x i386/srpm/x86_64 (20140709)");
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 sys_recvfile()
function of nmbd, the NetBIOS message block daemon, processed
non-blocking sockets. An attacker could send a specially crafted
packet that, when processed, would cause nmbd to enter an infinite
loop and consume an excessive amount of CPU time. (CVE-2014-0244)
It was discovered that smbd, the Samba file server daemon, did not
properly handle certain files that were stored on the disk and used a
valid Unicode character in the file name. An attacker able to send an
authenticated non-Unicode request that attempted to read such a file
could cause smbd to crash. (CVE-2014-3493)
After installing this update, the smb service will be restarted
automatically."
);
# https://listserv.fnal.gov/scripts/wa.exe?A2=ind1407&L=scientific-linux-errata&T=0&P=554
script_set_attribute(
attribute:"see_also",
value:"http://www.nessus.org/u?ac761c1a"
);
script_set_attribute(attribute:"solution", value:"Update the affected packages.");
script_set_cvss_base_vector("CVSS2#AV:A/AC:L/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:libsmbclient");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:libsmbclient-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-client");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-doc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-domainjoin-gui");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-swat");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-winbind");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-winbind-clients");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-winbind-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba-winbind-krb5-locator");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x-client");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x-common");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x-doc");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x-domainjoin-gui");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x-swat");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x-winbind");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fermilab:scientific_linux:samba3x-winbind-devel");
script_set_attribute(attribute:"cpe", value:"x-cpe:/o:fermilab:scientific_linux");
script_set_attribute(attribute:"vuln_publication_date", value:"2014/06/23");
script_set_attribute(attribute:"patch_publication_date", value:"2014/07/09");
script_set_attribute(attribute:"plugin_publication_date", value:"2014/07/10");
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:"^6([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Scientific Linux 6.x", "Scientific Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu >!< "x86_64" && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Scientific Linux", cpu);
flag = 0;
if (rpm_check(release:"SL5", reference:"samba3x-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-client-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-common-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-debuginfo-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-debuginfo-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-doc-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-domainjoin-gui-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-swat-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-winbind-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL5", reference:"samba3x-winbind-devel-3.6.6-0.140.el5_10")) flag++;
if (rpm_check(release:"SL6", reference:"libsmbclient-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"libsmbclient-devel-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-client-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-common-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-debuginfo-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-debuginfo-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-doc-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-domainjoin-gui-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-swat-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-winbind-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-winbind-clients-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-winbind-devel-3.6.9-169.el6_5")) flag++;
if (rpm_check(release:"SL6", reference:"samba-winbind-krb5-locator-3.6.9-169.el6_5")) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_NOTE,
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, "libsmbclient / libsmbclient-devel / samba / samba-client / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
fermilab | scientific_linux | samba3x-common | p-cpe:/a:fermilab:scientific_linux:samba3x-common |
fermilab | scientific_linux | samba3x-debuginfo | p-cpe:/a:fermilab:scientific_linux:samba3x-debuginfo |
fermilab | scientific_linux | samba3x-doc | p-cpe:/a:fermilab:scientific_linux:samba3x-doc |
fermilab | scientific_linux | samba3x-domainjoin-gui | p-cpe:/a:fermilab:scientific_linux:samba3x-domainjoin-gui |
fermilab | scientific_linux | samba3x-swat | p-cpe:/a:fermilab:scientific_linux:samba3x-swat |
fermilab | scientific_linux | samba3x-winbind | p-cpe:/a:fermilab:scientific_linux:samba3x-winbind |
fermilab | scientific_linux | samba3x-winbind-devel | p-cpe:/a:fermilab:scientific_linux:samba3x-winbind-devel |
fermilab | scientific_linux | x-cpe:/o:fermilab:scientific_linux | |
fermilab | scientific_linux | libsmbclient | p-cpe:/a:fermilab:scientific_linux:libsmbclient |
fermilab | scientific_linux | libsmbclient-devel | p-cpe:/a:fermilab:scientific_linux:libsmbclient-devel |