FreeBSD Ports: bind9

# SPDX-FileCopyrightText: 2009 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("1.3.6.1.4.1.25623.1.0.64580");
  script_version("2023-07-26T05:05:09+0000");
  script_tag(name:"last_modification", value:"2023-07-26 05:05:09 +0000 (Wed, 26 Jul 2023)");
  script_tag(name:"creation_date", value:"2009-08-17 16:54:45 +0200 (Mon, 17 Aug 2009)");
  script_cve_id("CVE-2009-0696");
  script_tag(name:"cvss_base", value:"4.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:P");
  script_name("FreeBSD Ports: bind9");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 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_tag(name:"insight", value:"The following packages are affected:

  bind9
   bind9-sdb-postgresql
   bind9-sdb-ldap

CVE-2009-0696
The dns_db_findrdataset function in db.c in named in ISC BIND 9.4
before 9.4.3-P3, 9.5 before 9.5.1-P3, and 9.6 before 9.6.1-P1, when
configured as a master server, allows remote attackers to cause a
denial of service (assertion failure and daemon exit) via an ANY
record in the prerequisite section of a crafted dynamic update
message, as exploited in the wild in July 2009.");

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

  script_xref(name:"URL", value:"http://www.kb.cert.org/vuls/id/725188");
  script_xref(name:"URL", value:"https://www.isc.org/node/474");
  script_xref(name:"URL", value:"http://www.vuxml.org/freebsd/83725c91-7c7e-11de-9672-00e0815b8da8.html");

  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:"9.3.6.1.1")<0) {
  txt += 'Package bind9 version ' + bver + ' is installed which is known to be vulnerable.\n';
  vuln = TRUE;
}
bver = portver(pkg:"bind9-sdb-postgresql");
if(!isnull(bver) && revcomp(a:bver, b:"9.4.3.3")<0) {
  txt += 'Package bind9-sdb-postgresql version ' + bver + ' is installed which is known to be vulnerable.\n';
  vuln = TRUE;
}
bver = portver(pkg:"bind9-sdb-ldap");
if(!isnull(bver) && revcomp(a:bver, b:"9.4.3.3")<0) {
  txt += 'Package bind9-sdb-ldap 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);
}