Vulnerabilities > CVE-2019-10217 - Information Exposure vulnerability in Redhat Ansible
Attack vector
NETWORK Attack complexity
LOW Privileges required
LOW Confidentiality impact
HIGH Integrity impact
NONE Availability impact
NONE Summary
A flaw was found in ansible 2.8.0 before 2.8.4. Fields managing sensitive data should be set as such by no_log feature. Some of these fields in GCP modules are not set properly. service_account_contents() which is common class for all gcp modules is not setting no_log to True. Any sensitive data managed by that function would be leak as an output when running ansible playbooks.
Vulnerable Configurations
Part | Description | Count |
---|---|---|
Application | 9 |
Common Weakness Enumeration (CWE)
Common Attack Pattern Enumeration and Classification (CAPEC)
- Subverting Environment Variable Values The attacker directly or indirectly modifies environment variables used by or controlling the target software. The attacker's goal is to cause the target software to deviate from its expected operation in a manner that benefits the attacker.
- Footprinting An attacker engages in probing and exploration activity to identify constituents and properties of the target. Footprinting is a general term to describe a variety of information gathering techniques, often used by attackers in preparation for some attack. It consists of using tools to learn as much as possible about the composition, configuration, and security mechanisms of the targeted application, system or network. Information that might be collected during a footprinting effort could include open ports, applications and their versions, network topology, and similar information. While footprinting is not intended to be damaging (although certain activities, such as network scans, can sometimes cause disruptions to vulnerable applications inadvertently) it may often pave the way for more damaging attacks.
- Exploiting Trust in Client (aka Make the Client Invisible) An attack of this type exploits a programs' vulnerabilities in client/server communication channel authentication and data integrity. It leverages the implicit trust a server places in the client, or more importantly, that which the server believes is the client. An attacker executes this type of attack by placing themselves in the communication channel between client and server such that communication directly to the server is possible where the server believes it is communicating only with a valid client. There are numerous variations of this type of attack.
- Browser Fingerprinting An attacker carefully crafts small snippets of Java Script to efficiently detect the type of browser the potential victim is using. Many web-based attacks need prior knowledge of the web browser including the version of browser to ensure successful exploitation of a vulnerability. Having this knowledge allows an attacker to target the victim with attacks that specifically exploit known or zero day weaknesses in the type and version of the browser used by the victim. Automating this process via Java Script as a part of the same delivery system used to exploit the browser is considered more efficient as the attacker can supply a browser fingerprinting method and integrate it with exploit code, all contained in Java Script and in response to the same web page request by the browser.
- Session Credential Falsification through Prediction This attack targets predictable session ID in order to gain privileges. The attacker can predict the session ID used during a transaction to perform spoofing and session hijacking.
Nessus
NASL family Fedora Local Security Checks NASL id FEDORA_2019-01E86D4832.NASL description 2.8.4 update with various bugfixes. Also Fixes CVE-2019-10217 and CVE-2019-10206 ---- New 2.8.3 upstream bugfix release. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. last seen 2020-06-01 modified 2020-06-02 plugin id 128431 published 2019-09-03 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/128431 title Fedora 30 : ansible (2019-01e86d4832) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Fedora Security Advisory FEDORA-2019-01e86d4832. # include("compat.inc"); if (description) { script_id(128431); script_version("1.4"); script_cvs_date("Date: 2019/12/31"); script_cve_id("CVE-2019-10206", "CVE-2019-10217"); script_xref(name:"FEDORA", value:"2019-01e86d4832"); script_name(english:"Fedora 30 : ansible (2019-01e86d4832)"); script_summary(english:"Checks rpm output for the updated package."); script_set_attribute( attribute:"synopsis", value:"The remote Fedora host is missing a security update." ); script_set_attribute( attribute:"description", value: "2.8.4 update with various bugfixes. Also Fixes CVE-2019-10217 and CVE-2019-10206 ---- New 2.8.3 upstream bugfix release. Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues." ); script_set_attribute( attribute:"see_also", value:"https://bodhi.fedoraproject.org/updates/FEDORA-2019-01e86d4832" ); script_set_attribute( attribute:"solution", value:"Update the affected ansible package." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N"); 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:L/UI:N/S:U/C:H/I:N/A:N"); script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C"); script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available"); script_set_attribute(attribute:"plugin_type", value:"local"); script_set_attribute(attribute:"cpe", value:"p-cpe:/a:fedoraproject:fedora:ansible"); script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:30"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/11/22"); script_set_attribute(attribute:"patch_publication_date", value:"2019/09/03"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/09/03"); 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:"Fedora Local Security Checks"); script_dependencies("ssh_get_info.nasl"); script_require_keys("Host/local_checks_enabled", "Host/RedHat/release", "Host/RedHat/rpm-list"); exit(0); } include("audit.inc"); include("global_settings.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) || "Fedora" >!< release) audit(AUDIT_OS_NOT, "Fedora"); os_ver = pregmatch(pattern: "Fedora.*release ([0-9]+)", string:release); if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Fedora"); os_ver = os_ver[1]; if (! preg(pattern:"^30([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Fedora 30", "Fedora " + os_ver); if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING); cpu = get_kb_item("Host/cpu"); if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH); if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Fedora", cpu); flag = 0; if (rpm_check(release:"FC30", reference:"ansible-2.8.4-1.fc30")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_WARNING, extra : rpm_report_get() ); exit(0); } else { tested = pkg_tests_get(); if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested); else audit(AUDIT_PACKAGE_NOT_INSTALLED, "ansible"); }
NASL family SuSE Local Security Checks NASL id OPENSUSE-2020-513.NASL description This update for ansible to version 2.9.6 fixes the following issues : Security issues fixed : - CVE-2019-14904: Fixed a vulnerability in solaris_zone module via crafted solaris zone (boo#1157968). - CVE-2019-14905: Fixed an issue where malicious code could craft filename in nxos_file_copy module (boo#1157969). - CVE-2019-14864: Fixed Splunk and Sumologic callback plugins leak sensitive data in logs (boo#1154830). - CVE-2019-14846: Fixed secrets disclosure on logs due to display is hardcoded to DEBUG level (boo#1153452) - CVE-2019-14856: Fixed insufficient fix for CVE-2019-10206 (boo#1154232) - CVE-2019-14858: Fixed data in the sub parameter fields that will not be masked and will be displayed when run with increased verbosity (boo#1154231) - CVE-2019-10206: ansible-playbook -k and ansible cli tools prompt passwords by expanding them from templates as they could contain special characters. Passwords should be wrapped to prevent templates trigger and exposing them. (boo#1142690) - CVE-2019-10217: Fields managing sensitive data should be set as such by no_log feature. Some of these fields in GCP modules are not set properly. service_account_contents() which is common class for all gcp modules is not setting no_log to True. Any sensitive data managed by that function would be leak as an output when running ansible playbooks. (boo#1144453) last seen 2020-04-17 modified 2020-04-14 plugin id 135454 published 2020-04-14 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/135454 title openSUSE Security Update : ansible (openSUSE-2020-513) NASL family PhotonOS Local Security Checks NASL id PHOTONOS_PHSA-2020-2_0-0226_ANSIBLE.NASL description An update of the ansible package has been released. last seen 2020-06-05 modified 2020-04-10 plugin id 135298 published 2020-04-10 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/135298 title Photon OS 2.0: Ansible PHSA-2020-2.0-0226 NASL family Red Hat Local Security Checks NASL id REDHAT-RHSA-2019-2542.NASL description An update for Ansible is now available for Ansible Engine 2.8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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. Ansible is a simple model-driven configuration management, multi-node deployment, and remote-task execution system. Ansible works over SSH and does not require any software or daemons to be installed on remote nodes. Extension modules can be written in any language and are transferred to managed machines automatically. The following packages have been upgraded to a newer upstream version: ansible (2.8.4) Security fix(es) : * Ansible: data disclosure when a password from the prompt contains template characters (CVE-2019-10206) * Ansible: gcp modules do not flag sensitive data fields properly (CVE-2019-10217) 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. Bug Fix(es) : For details on bug fixes in this release see : https://github.com/ansible/ansible/blob/v2.8.4/changelogs/CHANGELOG-v2 .8.rst last seen 2020-06-01 modified 2020-06-02 plugin id 128107 published 2019-08-23 reporter This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/128107 title RHEL 7 / 8 : Ansible (RHSA-2019:2542) NASL family PhotonOS Local Security Checks NASL id PHOTONOS_PHSA-2020-3_0-0078_ANSIBLE.NASL description An update of the ansible package has been released. last seen 2020-06-05 modified 2020-04-21 plugin id 135779 published 2020-04-21 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/135779 title Photon OS 3.0: Ansible PHSA-2020-3.0-0078
Redhat
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References
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00026.html
- http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00026.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10217
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10217
- https://github.com/ansible/ansible/issues/56269
- https://github.com/ansible/ansible/issues/56269
- https://github.com/ansible/ansible/pull/59427
- https://github.com/ansible/ansible/pull/59427