Vulnerabilities > CVE-2019-1003005 - Unspecified vulnerability in Jenkins Script Security

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-1000861
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1003000
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1003001
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1003002
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1003005
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-1003029
• https://jenkins.io/security/advisory/2019-01-08/
• https://blog.orange.tw/2019/01/hacking-jenkins-part-1-play-with-dynamic-routing.html
• https://blog.orange.tw/2019/02/abusing-meta-programming-for-unauthenticated-rce.html
• https://github.com/adamyordan/cve-2019-1003000-jenkins-rce-poc
• https://twitter.com/orange_8361/status/1126829648552312832
• https://github.com/orangetw/awesome-jenkins-rce-2019

#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from Red Hat Security Advisory RHSA-2019:0739. The text 
# itself is copyright (C) Red Hat, Inc.
#

include("compat.inc");

if (description)
{
  script_id(123990);
  script_version("1.7");
  script_cvs_date("Date: 2019/12/12");

  script_cve_id("CVE-2019-1003005", "CVE-2019-1003024", "CVE-2019-1003029", "CVE-2019-1003030", "CVE-2019-1003031", "CVE-2019-1003034");
  script_xref(name:"RHSA", value:"2019:0739");

  script_name(english:"RHEL 7 : Red Hat OpenShift Container Platform 3.11 jenkins-2-plugins (RHSA-2019:0739)");
  script_summary(english:"Checks the rpm output for the updated package");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote Red Hat host is missing a security update."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"An update for jenkins-2-plugins is now available for Red Hat OpenShift
Container Platform 3.11.

Red Hat Product Security has rated this update as having a security
impact of Important. A Common Vulnerability Scoring System (CVSS) base
score, which gives a detailed severity rating, is available for each
vulnerability from the CVE link(s) in the References section.

Jenkins is a continuous integration server that monitors executions of
repeated jobs, such as building a software project or jobs run by
cron.

Security fix(es) :

* jenkins-plugin-script-security: Sandbox bypass in script security
plug-in (CVE-2019-1003005)

* jenkins-plugin-script-security: Sandbox bypass in script security
plug-in (CVE-2019-1003024)

* jenkins-plugin-script-security: Sandbox bypass in script security
plug-in (CVE-2019-1003029)

* jenkins-plugin-workflow-cps: Sandbox bypass in pipeline: Groovy
plug-in (CVE-2019-1003030)

* jenkins-matrix-project-plugin: Sandbox bypass in matrix project
plug-in (CVE-2019-1003031)

* jenkins-job-dsl-plugin: Script security sandbox bypass in job DSL
plug-in (CVE-2019-1003034)

For more details about the security issue(s), including the impact, a
CVSS score, acknowledgments, and other related information, refer to
the CVE page(s) listed in the References section."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/errata/RHSA-2019:0739"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/security/cve/cve-2019-1003005"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/security/cve/cve-2019-1003024"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/security/cve/cve-2019-1003029"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/security/cve/cve-2019-1003030"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/security/cve/cve-2019-1003031"
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://access.redhat.com/security/cve/cve-2019-1003034"
  );
  script_set_attribute(
    attribute:"solution", 
    value:"Update the affected jenkins-2-plugins package."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"metasploit_name", value:'Jenkins ACL Bypass and Metaprogramming RCE');
  script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
  script_set_attribute(attribute:"exploit_framework_canvas", value:"true");
  script_set_attribute(attribute:"canvas_package", value:'CANVAS');

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:redhat:enterprise_linux:jenkins-2-plugins");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:redhat:enterprise_linux:7");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/02/06");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/04/10");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/04/11");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"Red Hat Local Security Checks");

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

  exit(0);
}


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

if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || "Red Hat" >!< release) audit(AUDIT_OS_NOT, "Red Hat");
os_ver = pregmatch(pattern: "Red Hat Enterprise Linux.*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Red Hat");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) 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);

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

yum_updateinfo = get_kb_item("Host/RedHat/yum-updateinfo");
if (!empty_or_null(yum_updateinfo)) 
{
  rhsa = "RHSA-2019:0739";
  yum_report = redhat_generate_yum_updateinfo_report(rhsa:rhsa);
  if (!empty_or_null(yum_report))
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : yum_report 
    );
    exit(0);
  }
  else
  {
    audit_message = "affected by Red Hat security advisory " + rhsa;
    audit(AUDIT_OS_NOT, audit_message);
  }
}
else
{
  flag = 0;
  if (rpm_check(release:"RHEL7", reference:"jenkins-2-plugins-3.11.1552336312-1.el7")) flag++;

  if (flag)
  {
    security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : rpm_report_get() + redhat_report_package_caveat()
    );
    exit(0);
  }
  else
  {
    tested = pkg_tests_get();
    if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
    else audit(AUDIT_PACKAGE_NOT_INSTALLED, "jenkins-2-plugins");
  }
}