RealNetworks RealPlayer SMIL file BOF Vulnerability - Linux

# SPDX-FileCopyrightText: 2010 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("1.3.6.1.4.1.25623.1.0.902109");
  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:"2010-02-02 07:26:26 +0100 (Tue, 02 Feb 2010)");
  script_tag(name:"cvss_base", value:"9.3");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:C/I:C/A:C");
  script_cve_id("CVE-2009-4257");
  script_name("RealNetworks RealPlayer SMIL file BOF Vulnerability - Linux");
  script_xref(name:"URL", value:"http://secunia.com/advisories/38218");
  script_xref(name:"URL", value:"http://www.securityfocus.com/bid/37880");
  script_xref(name:"URL", value:"http://xforce.iss.net/xforce/xfdb/55794");
  script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2010/0178");
  script_xref(name:"URL", value:"http://service.real.com/realplayer/security/01192010_player/en/");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2010 Greenbone AG");
  script_family("Buffer overflow");
  script_dependencies("secpod_realplayer_detect_lin.nasl");
  script_mandatory_keys("RealPlayer/Linux/Ver");
  script_tag(name:"impact", value:"Successful exploitation will let the attacker execute arbitrary codes within
  the context of the application and can cause heap overflow or cause remote
  code execution.");
  script_tag(name:"affected", value:"RealPlayer versions 10.x and 11.0.0 on Linux platforms.");
  script_tag(name:"insight", value:"The buffer overflow error exists when processing a malformed 'SMIL file'.");
  script_tag(name:"solution", value:"Upgrade to RealPlayer version 11.0.5 or later.");
  script_tag(name:"summary", value:"RealPlayer is prone to a buffer overflow vulnerability.");
  script_tag(name:"qod_type", value:"executable_version");
  script_tag(name:"solution_type", value:"VendorFix");
  exit(0);
}

include("version_func.inc");

rpVer = get_kb_item("RealPlayer/Linux/Ver");
if(isnull(rpVer)){
  exit(0);
}

if((rpVer =~ "^10\.*") ||
   version_is_equal(version:rpVer, test_version:"11.0.0")){
  security_message( port: 0, data: "The target host was found to be vulnerable" );
}