code | #%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Gentoo Linux Security Advisory GLSA 200407-04.
#
# The advisory text is Copyright (C) 2001-2018 Gentoo Foundation, Inc.
# and licensed under the Creative Commons - Attribution / Share Alike
# license. See http://creativecommons.org/licenses/by-sa/3.0/
#
include("compat.inc");
if (description)
{
script_id(14537);
script_version("1.15");
script_cvs_date("Date: 2019/08/02 13:32:41");
script_cve_id("CVE-2004-0656");
script_xref(name:"GLSA", value:"200407-04");
script_name(english:"GLSA-200407-04 : Pure-FTPd: Potential DoS when maximum connections is reached");
script_summary(english:"Checks for updated package(s) in /var/db/pkg");
script_set_attribute(
attribute:"synopsis",
value:
"The remote Gentoo host is missing one or more security-related
patches."
);
script_set_attribute(
attribute:"description",
value:
"The remote host is affected by the vulnerability described in GLSA-200407-04
(Pure-FTPd: Potential DoS when maximum connections is reached)
Pure-FTPd contains a bug in the accept_client function handling the
setup of new connections.
Impact :
When the maximum number of connections is reached an attacker could
exploit this vulnerability to perform a Denial of Service attack.
Workaround :
There is no known workaround at this time. All users are encouraged to
upgrade to the latest available version."
);
# http://www.pureftpd.org
script_set_attribute(
attribute:"see_also",
value:"https://www.pureftpd.org/project/pure-ftpd"
);
script_set_attribute(
attribute:"see_also",
value:"https://security.gentoo.org/glsa/200407-04"
);
script_set_attribute(
attribute:"solution",
value:
"All Pure-FTPd users should upgrade to the latest stable version:
# emerge sync
# emerge -pv '>=net-ftp/pure-ftpd-1.0.18-r1'
# emerge '>=net-ftp/pure-ftpd-1.0.18-r1'"
);
script_set_cvss_base_vector("CVSS2#AV:N/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:gentoo:linux:pure-ftpd");
script_set_attribute(attribute:"cpe", value:"cpe:/o:gentoo:linux");
script_set_attribute(attribute:"patch_publication_date", value:"2004/07/04");
script_set_attribute(attribute:"plugin_publication_date", value:"2004/08/30");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2004-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Gentoo Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/Gentoo/release", "Host/Gentoo/qpkg-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("qpkg.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/Gentoo/release")) audit(AUDIT_OS_NOT, "Gentoo");
if (!get_kb_item("Host/Gentoo/qpkg-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
flag = 0;
if (qpkg_check(package:"net-ftp/pure-ftpd", unaffected:make_list("ge 1.0.18-r1"), vulnerable:make_list("le 1.0.18"))) flag++;
if (flag)
{
if (report_verbosity > 0) security_warning(port:0, extra:qpkg_report_get());
else security_warning(0);
exit(0);
}
else
{
tested = qpkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "Pure-FTPd");
}
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