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RHEL 7 : perl (RHSA-2019:0109)

🗓️ 22 Jan 2019 00:00:00Reported by TenableType 
nessus
 nessus🔗 www.tenable.com👁 118 Views

Red Hat Enterprise Linux 7 perl update fix integer overflow leading to buffer overflow in Perl_my_setenv(

Related
Refs
Code
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM MQ Cloud Paks are vulnerable to multiple vulnerabilities in Perl (CVE-2018-18312 CVE-2018-18313 CVE-2018-18314 CVE-2018-18311)
30 Jan 201911:50
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to multiple Operator package issues
30 Nov 202318:45
–ibm
IBM Security Bulletins		Security Bulletin: IBM API Connect has addressed multiple vulnerabilities in Developer Portal's dependencies - Cumulative list from June 28, 2018 to December 13, 2018
28 Jan 201917:05
–ibm
IBM Security Bulletins		Security Bulletin: IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data is vulnerable to a heap-based buffer overflow in Perl (CVE-2018-18311).
12 Jan 202321:59
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Security vulnerabilities have been fixed in the IBM Security Access Manager Appliance
30 May 201921:45
–ibm
IBM Security Bulletins		Security Bulletin: IBM Security Privileged Identity Manager is affected by multiple security vulnerabilities
19 Aug 201920:44
–ibm
IBM Security Bulletins		Security Bulletin: A vulnerability in Perl affects PowerKVM
4 Mar 201905:55
–ibm
Tenable Nessus		macOS 10.14.x < 10.14.4 Multiple Vulnerabilities
10 Apr 201900:00
–nessus
Tenable Nessus		Amazon Linux 2 : perl (ALAS-2019-1166)
8 Mar 201900:00
–nessus
Tenable Nessus		Amazon Linux AMI : perl (ALAS-2019-1180)
26 Mar 201900:00
–nessus
Rows per page
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Red Hat Security Advisory RHSA-2019:0109. The text 
# itself is copyright (C) Red Hat, Inc.
#

include('compat.inc');

if (description)
{
  script_id(121280);
  script_version("1.7");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/11/07");

  script_cve_id("CVE-2018-18311");
  script_xref(name:"RHSA", value:"2019:0109");

  script_name(english:"RHEL 7 : perl (RHSA-2019:0109)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Red Hat host is missing a security update for perl.");
  script_set_attribute(attribute:"description", value:
"The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in
the RHSA-2019:0109 advisory.

    Perl is a high-level programming language that is commonly used for system administration utilities and
    web programming.

    Security Fix(es):

    * perl: Integer overflow leading to buffer overflow in Perl_my_setenv() (CVE-2018-18311)

    For more details about the security issue(s), including the impact, a CVSS score, and other related
    information, refer to the CVE page(s) listed in the References section.

    Red Hat would like to thank the Perl project for reporting this issue. Upstream acknowledges Jayakrishna
    Menon as the original reporter.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  # https://security.access.redhat.com/data/csaf/v2/advisories/2019/rhsa-2019_0109.json
  script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?1026a655");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/errata/RHSA-2019:0109");
  script_set_attribute(attribute:"see_also", value:"https://access.redhat.com/security/updates/classification/#important");
  script_set_attribute(attribute:"see_also", value:"https://bugzilla.redhat.com/show_bug.cgi?id=1646730");
  script_set_attribute(attribute:"solution", value:
"Update the RHEL perl package based on the guidance in RHSA-2019:0109.");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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-2018-18311");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");
  script_cwe_id(120);
  script_set_attribute(attribute:"vendor_severity", value:"Important");

  script_set_attribute(attribute:"vuln_publication_date", value:"2018/12/07");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/01/21");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/01/22");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-CPAN");
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  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-IO-Zlib");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Locale-Maketext-Simple");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Module-CoreList");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Module-Loaded");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Object-Accessor");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Package-Constants");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Pod-Escapes");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-Time-Piece");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-core");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-devel");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-libs");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-macros");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:perl-tests");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Red Hat Local Security Checks");

  script_copyright(english:"This script is Copyright (C) 2019-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("redhat_repos.nasl", "ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list", "Host/cpu");

  exit(0);
}


include('rpm.inc');
include('rhel.inc');

if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
var os_release = get_kb_item('Host/RedHat/release');
if (isnull(os_release) || 'Red Hat' >!< os_release) audit(AUDIT_OS_NOT, 'Red Hat');
var os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:os_release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, 'Red Hat');
os_ver = os_ver[1];
if (!rhel_check_release(operator: 'ge', os_version: os_ver, rhel_version: '7')) audit(AUDIT_OS_NOT, 'Red Hat 7.x', 'Red Hat ' + os_ver);

if (!get_kb_item('Host/RedHat/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);

var cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 's390' >!< cpu && 'aarch64' >!< cpu && 'ppc' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'Red Hat', cpu);

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      'content/dist/rhel-alt/server/7/7Server/armv8-a/aarch64/optional/os',
      'content/dist/rhel-alt/server/7/7Server/armv8-a/aarch64/optional/source/SRPMS',
      'content/dist/rhel-alt/server/7/7Server/armv8-a/aarch64/os',
      'content/dist/rhel-alt/server/7/7Server/armv8-a/aarch64/source/SRPMS',
      'content/dist/rhel-alt/server/7/7Server/power9/ppc64le/debug',
      'content/dist/rhel-alt/server/7/7Server/power9/ppc64le/optional/debug',
      'content/dist/rhel-alt/server/7/7Server/power9/ppc64le/optional/os',
      'content/dist/rhel-alt/server/7/7Server/power9/ppc64le/optional/source/SRPMS',
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      'content/dist/rhel/power/7/7Server/ppc64/optional/debug',
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      'content/fastrack/rhel/workstation/7/x86_64/optional/source/SRPMS',
      'content/fastrack/rhel/workstation/7/x86_64/os',
      'content/fastrack/rhel/workstation/7/x86_64/source/SRPMS'
    ],
    'pkgs': [
      {'reference':'perl-5.16.3-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
      {'reference':'perl-core-5.16.3-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'perl-CPAN-1.9800-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'perl-devel-5.16.3-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
      {'reference':'perl-ExtUtils-CBuilder-0.28.2.6-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
      {'reference':'perl-ExtUtils-Embed-1.30-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'perl-ExtUtils-Install-1.58-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE},
      {'reference':'perl-IO-Zlib-1.10-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
      {'reference':'perl-libs-5.16.3-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
      {'reference':'perl-Locale-Maketext-Simple-0.21-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
      {'reference':'perl-macros-5.16.3-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
      {'reference':'perl-Module-CoreList-2.76.02-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
      {'reference':'perl-Module-Loaded-0.08-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
      {'reference':'perl-Object-Accessor-0.42-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
      {'reference':'perl-Package-Constants-0.02-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
      {'reference':'perl-Pod-Escapes-1.04-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'1'},
      {'reference':'perl-tests-5.16.3-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE, 'epoch':'4'},
      {'reference':'perl-Time-Piece-1.20.1-294.el7_6', 'release':'7', 'rpm_spec_vers_cmp':TRUE}
    ]
  }
];

var applicable_repo_urls = rhel_determine_applicable_repository_urls(constraints:constraints);
if(applicable_repo_urls == RHEL_REPOS_NO_OVERLAP_MESSAGE) exit(0, RHEL_REPO_NOT_ENABLED);

var flag = 0;
foreach var constraint_array ( constraints ) {
  var repo_relative_urls = NULL;
  if (!empty_or_null(constraint_array['repo_relative_urls'])) repo_relative_urls = constraint_array['repo_relative_urls'];
  foreach var pkg ( constraint_array['pkgs'] ) {
    var reference = NULL;
    var _release = NULL;
    var sp = NULL;
    var _cpu = NULL;
    var el_string = NULL;
    var rpm_spec_vers_cmp = NULL;
    var epoch = NULL;
    var allowmaj = NULL;
    var exists_check = NULL;
    var cves = NULL;
    if (!empty_or_null(pkg['reference'])) reference = pkg['reference'];
    if (!empty_or_null(pkg['release'])) _release = 'RHEL' + pkg['release'];
    if (!empty_or_null(pkg['sp'])) sp = pkg['sp'];
    if (!empty_or_null(pkg['cpu'])) _cpu = pkg['cpu'];
    if (!empty_or_null(pkg['el_string'])) el_string = pkg['el_string'];
    if (!empty_or_null(pkg['rpm_spec_vers_cmp'])) rpm_spec_vers_cmp = pkg['rpm_spec_vers_cmp'];
    if (!empty_or_null(pkg['epoch'])) epoch = pkg['epoch'];
    if (!empty_or_null(pkg['allowmaj'])) allowmaj = pkg['allowmaj'];
    if (!empty_or_null(pkg['exists_check'])) exists_check = pkg['exists_check'];
    if (!empty_or_null(pkg['cves'])) cves = pkg['cves'];
    if (reference &&
        _release &&
        rhel_decide_repo_relative_url_check(required_repo_url_list:repo_relative_urls) &&
        (applicable_repo_urls || (!exists_check || rpm_exists(release:_release, rpm:exists_check))) &&
        rpm_check(release:_release, sp:sp, cpu:_cpu, reference:reference, epoch:epoch, el_string:el_string, rpm_spec_vers_cmp:rpm_spec_vers_cmp, allowmaj:allowmaj, cves:cves)) flag++;
  }
}

if (flag)
{
  var extra = NULL;
  if (isnull(applicable_repo_urls) || !applicable_repo_urls) extra = rpm_report_get() + redhat_report_repo_caveat();
  else extra = rpm_report_get();
  security_report_v4(
      port       : 0,
      severity   : SECURITY_HOLE,
      extra      : extra
  );
  exit(0);
}
else
{
  var tested = pkg_tests_get();
  if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
  else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'perl / perl-CPAN / perl-ExtUtils-CBuilder / perl-ExtUtils-Embed / etc');
}

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07 Nov 2024 00:00Current
8.3High risk
Vulners AI Score8.3
CVSS 27.5
CVSS 39.8
EPSS0.1291
red hatenterprise linuxperlupdatesecurityinteger overflowbuffer overflowperl_my_setenv
118