AIX 7.3 TL 0 : sendmail (IJ50433)

#%NASL_MIN_LEVEL 80900
#
# (C) Tenable Network Security, Inc.
#
# The text in the description was extracted from AIX Security
# Advisory sendmail_advisory4.asc.
#

include("compat.inc");

if (description)
{
  script_id(195314);
  script_version("1.0");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/10");

  script_cve_id("CVE-2023-51765");

  script_name(english:"AIX 7.3 TL 0 : sendmail (IJ50433)");
  script_summary(english:"Check for APAR IJ50433");

  script_set_attribute(
    attribute:"synopsis",
    value:"The remote AIX host is missing a security patch."
  );
  script_set_attribute(
    attribute:"description",
    value:
"https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-51765
Proofpoint sendmail is vulnerable to SMTP smuggling, caused by
improper handling of line endings . in an email message. By sending a
specially crafted request using SMTP MAIL/RCPT/DATA commands, an
attacker could exploit this vulnerability to spoof an email message
from any MAIL FROM address."
  );
  # https://aix.software.ibm.com/aix/efixes/security/sendmail_advisory4.asc
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?30e4cb3b"
  );
  script_set_attribute(
    attribute:"solution",
    value:"Install the appropriate interim fix."
  );
  script_set_attribute(attribute:"risk_factor", value:"High");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:ibm:aix:7.3");

  script_set_attribute(attribute:"vuln_publication_date", value:"2024/04/11");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/04/11");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/05/10");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"AIX Local Security Checks");

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

  exit(0);
}



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

if ( get_kb_item("Host/AIX/emgr_failure" ) ) exit(0, "This iFix check is disabled because : "+get_kb_item("Host/AIX/emgr_failure") );

flag = 0;

if (aix_check_ifix(release:"7.3", ml:"00", sp:"02", patch:"IJ50433s4a", package:"bos.net.tcp.sendmail", minfilesetver:"7.3.0.0", maxfilesetver:"7.3.0.0") < 0) flag++;
if (aix_check_ifix(release:"7.3", ml:"00", sp:"03", patch:"IJ50433s4a", package:"bos.net.tcp.sendmail", minfilesetver:"7.3.0.0", maxfilesetver:"7.3.0.0") < 0) flag++;
if (aix_check_ifix(release:"7.3", ml:"00", sp:"04", patch:"IJ50433s4a", package:"bos.net.tcp.sendmail", minfilesetver:"7.3.0.0", maxfilesetver:"7.3.0.0") < 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");