Dovecot Sieve Plugin Multiple Buffer Overflow Vulnerabilities

# SPDX-FileCopyrightText: 2009 Greenbone AG
# 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("1.3.6.1.4.1.25623.1.0.901026");
  script_version("2025-03-05T05:38:52+0000");
  script_tag(name:"last_modification", value:"2025-03-05 05:38:52 +0000 (Wed, 05 Mar 2025)");
  script_tag(name:"creation_date", value:"2009-09-23 08:37:26 +0200 (Wed, 23 Sep 2009)");
  script_tag(name:"cvss_base", value:"7.5");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_cve_id("CVE-2009-3235");
  script_name("Dovecot Sieve Plugin Multiple Buffer Overflow Vulnerabilities");

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

  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/53248");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/36377");
  script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2009/2641");
  script_xref(name:"URL", value:"http://www.dovecot.org/list/dovecot-news/2009-September/000135.html");

  script_tag(name:"qod_type", value:"remote_banner_unreliable");
  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2009 Greenbone AG");
  script_family("Buffer overflow");
  script_dependencies("gb_dovecot_consolidation.nasl");
  script_mandatory_keys("dovecot/detected");

  script_tag(name:"impact", value:"Successful attack could allow malicious people to crash an affected
  application or execute arbitrary code.");

  script_tag(name:"affected", value:"Dovecot versions 1.0 before 1.0.4 and 1.1 before 1.1.7.");

  script_tag(name:"insight", value:"Multiple buffer overflow errors in the CMU libsieve when processing
  malicious SIEVE scripts.");

  script_tag(name:"summary", value:"Dovecot Sieve Plugin is prone to multiple buffer overflow vulnerabilities.");

  script_tag(name:"solution", value:"Apply the patch or upgrade to Dovecot version 1.1.4 or 1.1.7.");

  script_xref(name:"URL", value:"http://hg.dovecot.org/dovecot-sieve-1.1/rev/049f22520628");
  script_xref(name:"URL", value:"http://hg.dovecot.org/dovecot-sieve-1.1/rev/4577c4e1130d");

  exit(0);
}

CPE = "cpe:/a:dovecot:dovecot";

include("host_details.inc");
include("version_func.inc");

if (isnull(port = get_app_port(cpe: CPE)))
  exit(0);

if (!infos = get_app_version_and_location(cpe: CPE, port: port, exit_no_version: TRUE))
  exit(0);

version = infos["version"];
location = infos["location"];

if (version_in_range(version: version, test_version: "1.0", test_version2: "1.0.3") ||
    version_in_range(version: version, test_version: "1.1", test_version2: "1.1.6")) {
  report = report_fixed_ver(installed_version: version, fixed_version: "1.1.4/1.1.7", install_path: location);
  security_message(port: port, data: report);
  exit(0);
}

exit(99);