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nessusThis script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.AIX_IJ38113.NASL
HistoryMar 01, 2022 - 12:00 a.m.

AIX 7.1 TL 5 : audit (IJ38113)

2022-03-0100:00:00
This script is Copyright (C) 2022-2023 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
26
aix 7.1 tl 5
security patch
ij38113
denial of service
file creation vulnerability
audit commands
ibm aix

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS3

4.4

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

EPSS

0

Percentile

5.1%

https://vulners.com/cve/CVE-2021-38955 https://vulners.com/cve/CVE-2021-38955 IBM AIX could allow a local user with elevated privileges to cause a denial of service due to a file creation vulnerability in the audit commands.

#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The text in the description was extracted from AIX Security
# Advisory audit_advisory.asc.
#

include('deprecated_nasl_level.inc');
include("compat.inc");

if (description)
{
  script_id(158497);
  script_version("1.3");
  script_set_attribute(attribute:"plugin_modification_date", value:"2023/04/20");

  script_cve_id("CVE-2021-38955");

  script_name(english:"AIX 7.1 TL 5 : audit (IJ38113)");
  script_summary(english:"Check for APAR IJ38113");

  script_set_attribute(
    attribute:"synopsis",
    value:"The remote AIX host is missing a security patch."
  );
  script_set_attribute(
    attribute:"description",
    value:
"http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38955
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38955 IBM AIX
could allow a local user with elevated privileges to cause a denial of
service due to a file creation vulnerability in the audit commands."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://aix.software.ibm.com/aix/efixes/security/audit_advisory.asc"
  );
  script_set_attribute(
    attribute:"solution",
    value:"Install the appropriate interim fix."
  );
  script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-38955");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:ibm:aix:7.1");

  script_set_attribute(attribute:"vuln_publication_date", value:"2022/02/28");
  script_set_attribute(attribute:"patch_publication_date", value:"2022/02/28");
  script_set_attribute(attribute:"plugin_publication_date", value:"2022/03/01");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2022-2023 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:"7.1", ml:"05", sp:"07", patch:"IJ38113m9a", package:"bos.rte.security", minfilesetver:"7.1.5.0", maxfilesetver:"7.1.5.37") < 0) flag++;
if (aix_check_ifix(release:"7.1", ml:"05", sp:"08", patch:"IJ38113m9a", package:"bos.rte.security", minfilesetver:"7.1.5.0", maxfilesetver:"7.1.5.37") < 0) flag++;
if (aix_check_ifix(release:"7.1", ml:"05", sp:"09", patch:"IJ38113m9a", package:"bos.rte.security", minfilesetver:"7.1.5.0", maxfilesetver:"7.1.5.37") < 0) flag++;

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

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:N/I:N/A:P

CVSS3

4.4

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

EPSS

0

Percentile

5.1%

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