Vulnerabilities > CVE-2019-15723 - Missing Authorization vulnerability in Gitlab

047910
CVSS 5.3 - MEDIUM
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
LOW
Availability impact
NONE
network
low complexity
gitlab
CWE-862
nessus

Summary

An issue was discovered in GitLab Community and Enterprise Edition 11.9.x and 11.10.x before 11.10.1. Merge requests created by email could be used to bypass push rules in certain situations.

Common Weakness Enumeration (CWE)

Nessus

NASL familyFreeBSD Local Security Checks
NASL idFREEBSD_PKG_B68CC195CAE711E986E9001B217B3468.NASL
descriptionGitlab reports : Kubernetes Integration Server-Side Request Forgery Server-Side Request Forgery in Jira Integration Improved Protection Against Credential Stuffing Attacks Markdown Clientside Resource Exhaustion Pipeline Status Disclosure Group Runner Authorization Issue CI Metrics Disclosure User IP Disclosed by Embedded Image and Media Label Description HTML Injection IDOR in Epic Notes API Push Rule Bypass Project Visibility Restriction Bypass Merge Request Discussion Restriction Bypass Disclosure of Merge Request IDs Weak Authentication In Certain Account Actions Disclosure of Commit Title and Comments Stored XSS via Markdown EXIF Geolocation Data Exposure Multiple SSRF Regressions on Gitaly Default Branch Name Exposure Potential Denial of Service via CI Pipelines Privilege Escalation via Logrotate
last seen2020-06-01
modified2020-06-02
plugin id128403
published2019-08-30
reporterThis script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof.
sourcehttps://www.tenable.com/plugins/nessus/128403
titleFreeBSD : Gitlab -- Multiple Vulnerabilities (b68cc195-cae7-11e9-86e9-001b217b3468)
code
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were  
# extracted from the FreeBSD VuXML database :
#
# Copyright 2003-2019 Jacques Vidrine and contributors
#
# Redistribution and use in source (VuXML) and 'compiled' forms (SGML,
# HTML, PDF, PostScript, RTF and so forth) with or without modification,
# are permitted provided that the following conditions are met:
# 1. Redistributions of source code (VuXML) must retain the above
#    copyright notice, this list of conditions and the following
#    disclaimer as the first lines of this file unmodified.
# 2. Redistributions in compiled form (transformed to other DTDs,
#    published online in any format, converted to PDF, PostScript,
#    RTF and other formats) must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer
#    in the documentation and/or other materials provided with the
#    distribution.
# 
# THIS DOCUMENTATION IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
# OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
# OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
# BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
# OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS DOCUMENTATION,
# EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#

include("compat.inc");

if (description)
{
  script_id(128403);
  script_version("1.5");
  script_cvs_date("Date: 2019/12/31");

  script_cve_id("CVE-2019-15721", "CVE-2019-15722", "CVE-2019-15723", "CVE-2019-15724", "CVE-2019-15725", "CVE-2019-15726", "CVE-2019-15727", "CVE-2019-15728", "CVE-2019-15729", "CVE-2019-15730", "CVE-2019-15731", "CVE-2019-15732", "CVE-2019-15733", "CVE-2019-15734", "CVE-2019-15736", "CVE-2019-15737", "CVE-2019-15738", "CVE-2019-15739", "CVE-2019-15740", "CVE-2019-15741");

  script_name(english:"FreeBSD : Gitlab -- Multiple Vulnerabilities (b68cc195-cae7-11e9-86e9-001b217b3468)");
  script_summary(english:"Checks for updated packages in pkg_info output");

  script_set_attribute(
    attribute:"synopsis", 
    value:
"The remote FreeBSD host is missing one or more security-related
updates."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Gitlab reports :

Kubernetes Integration Server-Side Request Forgery

Server-Side Request Forgery in Jira Integration

Improved Protection Against Credential Stuffing Attacks

Markdown Clientside Resource Exhaustion

Pipeline Status Disclosure

Group Runner Authorization Issue

CI Metrics Disclosure

User IP Disclosed by Embedded Image and Media

Label Description HTML Injection

IDOR in Epic Notes API

Push Rule Bypass

Project Visibility Restriction Bypass

Merge Request Discussion Restriction Bypass

Disclosure of Merge Request IDs

Weak Authentication In Certain Account Actions

Disclosure of Commit Title and Comments

Stored XSS via Markdown

EXIF Geolocation Data Exposure

Multiple SSRF Regressions on Gitaly

Default Branch Name Exposure

Potential Denial of Service via CI Pipelines

Privilege Escalation via Logrotate"
  );
  # https://about.gitlab.com/2019/08/29/security-release-gitlab-12-dot-2-dot-3-released/
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?7628c99d"
  );
  # https://vuxml.freebsd.org/freebsd/b68cc195-cae7-11e9-86e9-001b217b3468.html
  script_set_attribute(
    attribute:"see_also",
    value:"http://www.nessus.org/u?204b0b35"
  );
  script_set_attribute(attribute:"solution", value:"Update the affected packages.");
  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:POC/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:P/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:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:freebsd:freebsd:gitlab-ce");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:freebsd:freebsd");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/08/29");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/08/30");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/08/30");
  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:"FreeBSD Local Security Checks");

  script_dependencies("ssh_get_info.nasl");
  script_require_keys("Host/local_checks_enabled", "Host/FreeBSD/release", "Host/FreeBSD/pkg_info");

  exit(0);
}


include("audit.inc");
include("freebsd_package.inc");


if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (!get_kb_item("Host/FreeBSD/release")) audit(AUDIT_OS_NOT, "FreeBSD");
if (!get_kb_item("Host/FreeBSD/pkg_info")) audit(AUDIT_PACKAGE_LIST_MISSING);


flag = 0;

if (pkg_test(save_report:TRUE, pkg:"gitlab-ce>=12.2.0<12.2.3")) flag++;
if (pkg_test(save_report:TRUE, pkg:"gitlab-ce>=12.1.0<12.1.8")) flag++;
if (pkg_test(save_report:TRUE, pkg:"gitlab-ce>=0.0.0<12.0.8")) flag++;

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