Vulnerabilities > CVE-2015-1419 - Security Bypass vulnerability in vsftpd

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from SuSE 11 update information. The text itself is
# copyright (C) Novell, Inc.
#

include("compat.inc");

if (description)
{
  script_id(81641);
  script_version("$Revision: 1.1 $");
  script_cvs_date("$Date: 2015/03/05 14:26:23 $");

  script_cve_id("CVE-2015-1419");

  script_name(english:"SuSE 11.3 Security Update : vsftpd (SAT Patch Number 10372)");
  script_summary(english:"Checks rpm output for the updated package");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote SuSE 11 host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"vsftpd has been updated to fix one security issue :

  - Config option deny_file was not handled correctly
    (bnc#915522, bnc#900326). (CVE-2015-1419)"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=900326"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.novell.com/show_bug.cgi?id=915522"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://support.novell.com/security/cve/CVE-2015-1419.html"
  );
  script_set_attribute(attribute:"solution", value:"Apply SAT patch number 10372.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:suse_linux:11:vsftpd");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:suse_linux:11");

  script_set_attribute(attribute:"patch_publication_date", value:"2015/02/24");
  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 Tenable Network Security, Inc.");
  script_family(english:"SuSE Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/SuSE/release", "Host/SuSE/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/SuSE/release");
if (isnull(release) || release !~ "^(SLED|SLES)11") audit(AUDIT_OS_NOT, "SuSE 11");
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if (cpu !~ "^i[3-6]86$" && "x86_64" >!< cpu && "s390x" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "SuSE 11", cpu);

pl = get_kb_item("Host/SuSE/patchlevel");
if (isnull(pl) || int(pl) != 3) audit(AUDIT_OS_NOT, "SuSE 11.3");


flag = 0;
if (rpm_check(release:"SLES11", sp:3, reference:"vsftpd-2.0.7-4.29.1")) 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");

#%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2015-197.
#
# The text description of this plugin is (C) SUSE LLC.
#

include("compat.inc");

if (description)
{
  script_id(81623);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/06/04");

  script_cve_id("CVE-2015-1419");

  script_name(english:"openSUSE Security Update : vsftpd (openSUSE-2015-197)");
  script_summary(english:"Check for the openSUSE-2015-197 patch");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote openSUSE host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"vsftpd was updated to fix one security issue.

This security issue was fixed :

  - CVE-2015-1419: vsftpd config option deny_file was not
    handled correctly (bnc#915522).

Note: deny_file shouldn't be used to restrict access, as stated in the
documentation. Please use more reliable methods."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=900326"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://bugzilla.opensuse.org/show_bug.cgi?id=915522"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected vsftpd packages."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:vsftpd");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:vsftpd-debuginfo");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:vsftpd-debugsource");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:13.1");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:13.2");

  script_set_attribute(attribute:"patch_publication_date", value:"2015/02/25");
  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) 2015-2020 Tenable Network Security, Inc.");
  script_family(english:"SuSE Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/SuSE/release", "Host/SuSE/rpm-list", "Host/cpu");

  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/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE13\.1|SUSE13\.2)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "13.1 / 13.2", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);

ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);

flag = 0;

if ( rpm_check(release:"SUSE13.1", reference:"vsftpd-3.0.2-10.12.1") ) flag++;
if ( rpm_check(release:"SUSE13.1", reference:"vsftpd-debuginfo-3.0.2-10.12.1") ) flag++;
if ( rpm_check(release:"SUSE13.1", reference:"vsftpd-debugsource-3.0.2-10.12.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"vsftpd-3.0.2-14.9.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"vsftpd-debuginfo-3.0.2-14.9.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"vsftpd-debugsource-3.0.2-14.9.1") ) flag++;

if (flag)
{
  if (report_verbosity > 0) security_warning(port:0, extra:rpm_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, "vsftpd / vsftpd-debuginfo / vsftpd-debugsource");
}