Vulnerabilities > CVE-2012-0194 - Denial of Service vulnerability in IBM AIX 5.3/6.1/7.1

#%NASL_MIN_LEVEL 80502
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were extracted
# from AIX Security PTF U849877. The text itself is copyright (C)
# International Business Machines Corp.
#

include("compat.inc");

if (description)
{
  script_id(72848);
  script_version("1.3");
  script_cvs_date("Date: 2019/09/16 14:13:08");

  script_cve_id("CVE-2012-0194");

  script_name(english:"AIX 6.1 TL 6 : bos.net.tcp.client (U849877)");
  script_summary(english:"Check for PTF U849877");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote AIX host is missing a vendor-supplied security patch."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"The remote host is missing AIX PTF U849877, which is related to the
security of the package bos.net.tcp.client.

AIX could allow a remote attacker to cause a denial of service, caused
by an error when the TCP large send offload option is enabled on a
network interface. By sending a specially crafted sequence of packets,
an attacker could exploit this vulnerability to cause a kernel panic."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"http://www-01.ibm.com/support/docview.wss?uid=isg1IV13820"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Install the appropriate missing security-related fix."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:ibm:aix:6.1");

  script_set_attribute(attribute:"vuln_publication_date", value:"2012/01/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2012/01/23");
  script_set_attribute(attribute:"plugin_publication_date", value:"2014/03/06");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2014-2019 Tenable Network Security, Inc.");
  script_family(english:"AIX Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/AIX/oslevel", "Host/AIX/version", "Host/AIX/lslpp");

  exit(0);
}



include("audit.inc");
include("global_settings.inc");
include("aix.inc");

if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if ( ! get_kb_item("Host/AIX/version") ) audit(AUDIT_OS_NOT, "AIX");
if ( ! get_kb_item("Host/AIX/lslpp") ) audit(AUDIT_PACKAGE_LIST_MISSING);

flag = 0;

if ( aix_check_patch(ml:"610006", patch:"U849877", package:"bos.net.tcp.client.6.1.6.18") < 0 ) flag++;

if (flag)
{
  if (report_verbosity > 0) security_hole(port:0, extra:aix_report_get());
  else security_hole(0);
  exit(0);
}
else audit(AUDIT_HOST_NOT, "affected");