FreeBSD Ports: bind9

# SPDX-FileCopyrightText: 2008 E-Soft Inc.
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only

if(description)
{
  script_oid("1.3.6.1.4.1.25623.1.0.57727");
  script_version("2024-02-16T05:06:55+0000");
  script_tag(name:"last_modification", value:"2024-02-16 05:06:55 +0000 (Fri, 16 Feb 2024)");
  script_tag(name:"creation_date", value:"2008-09-04 20:41:11 +0200 (Thu, 04 Sep 2008)");
  script_cve_id("CVE-2006-4095", "CVE-2006-4096");
  script_tag(name:"cvss_base", value:"5.0");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_tag(name:"severity_origin", value:"NVD");
  script_tag(name:"severity_date", value:"2024-02-15 21:04:44 +0000 (Thu, 15 Feb 2024)");
  script_name("FreeBSD Ports: bind9");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2008 E-Soft Inc.");
  script_family("FreeBSD Local Security Checks");
  script_dependencies("gather-package-list.nasl");
  script_mandatory_keys("ssh/login/freebsd", "ssh/login/freebsdrel");

  script_xref(name:"URL", value:"https://www.vuxml.org/freebsd/ef3306fc-8f9b-11db-ab33-000e0c2e438a.html");
  script_tag(name:"insight", value:"The following package is affected: bind9

CVE-2006-4095
BIND before 9.2.6-P1 and 9.3.x before 9.3.2-P1 allows remote attackers
to cause a denial of service (crash) via certain SIG queries, which
cause an assertion failure when multiple RRsets are returned.

CVE-2006-4096
BIND before 9.2.6-P1 and 9.3.x before 9.3.2-P1 allows remote attackers to
cause a denial of service (crash) via a flood of recursive queries, which
cause an INSIST failure when the response is received after the recursion
queue is empty.");

  script_tag(name:"solution", value:"Update your system with the appropriate patches or
  software upgrades.");

  script_tag(name:"summary", value:"The remote host is missing an update to the system
  as announced in the referenced advisory.");

  script_tag(name:"qod_type", value:"package");
  script_tag(name:"solution_type", value:"VendorFix");

  exit(0);
}

include("revisions-lib.inc");
include("pkg-lib-bsd.inc");

vuln = FALSE;
txt = "";

bver = portver(pkg:"bind9");
if(!isnull(bver) && revcomp(a:bver, b:"9.0")>0 && revcomp(a:bver, b:"9.3.2.1")<0) {
  txt += 'Package bind9 version ' + bver + ' is installed which is known to be vulnerable.\n';
  vuln = TRUE;
}

if(vuln) {
  security_message(data:txt);
} else if (__pkg_match) {
  exit(99);
}