Microsoft .NET Framework Security Bypass Vulnerability

# SPDX-FileCopyrightText: 2011 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("1.3.6.1.4.1.25623.1.0.902518");
  script_version("2023-06-27T05:05:30+0000");
  script_tag(name:"last_modification", value:"2023-06-27 05:05:30 +0000 (Tue, 27 Jun 2023)");
  script_tag(name:"creation_date", value:"2011-05-26 10:47:46 +0200 (Thu, 26 May 2011)");
  script_cve_id("CVE-2011-1271");
  script_tag(name:"cvss_base", value:"5.1");
  script_tag(name:"cvss_base_vector", value:"AV:N/AC:H/Au:N/C:P/I:P/A:P");
  script_name("Microsoft .NET Framework Security Bypass Vulnerability");
  script_xref(name:"URL", value:"http://stackoverflow.com/questions/2135509/bug-only-occurring-when-compile-optimization-enabled/");

  script_category(ACT_GATHER_INFO);
  script_copyright("Copyright (C) 2011 Greenbone AG");
  script_family("Windows");

  script_tag(name:"impact", value:"Successful exploitation could allow context-dependent attackers to bypass
  intended access restrictions.");

  script_tag(name:"affected", value:"Microsoft .NET Framework versions before 4 beta 2.");

  script_tag(name:"insight", value:"The flaw is due to an error in the JIT compiler, when
  'IsJITOptimizerDisabled' is set to false, fails to handle expressions
  related to null strings, which allows context-dependent attackers to bypass
  intended access restrictions in opportunistic circumstances by leveraging a crafted application.");

  script_tag(name:"solution", value:"Update to Microsoft .NET Framework version 4 beta 2 or later.");

  script_tag(name:"summary", value:"Microsoft .NET Framework is prone to a security bypass vulnerability.

  This VT has been replaced by OID:1.3.6.1.4.1.25623.1.0.902522.");

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

  script_tag(name:"deprecated", value:TRUE);

  exit(0);
}

exit(66); ## This VT is deprecated as addressed in secpod_ms11-044.nasl.