Vulnerabilities > CVE-2019-16892
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In Rubyzip before 1.3.0, a crafted ZIP file can bypass application checks on ZIP entry sizes because data about the uncompressed size can be spoofed. This allows attackers to cause a denial of service (disk consumption).
Vulnerable Configurations
Nessus
NASL family Fedora Local Security Checks NASL id FEDORA_2019-0182D0B304.NASL description Fix CVE-2019-16892 denial of service via crafted ZIP file. 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 131194 published 2019-11-22 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/131194 title Fedora 30 : rubygem-rubyzip (2019-0182d0b304) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from Fedora Security Advisory FEDORA-2019-0182d0b304. # include("compat.inc"); if (description) { script_id(131194); script_version("1.2"); script_cvs_date("Date: 2019/12/09"); script_cve_id("CVE-2019-16892"); script_xref(name:"FEDORA", value:"2019-0182d0b304"); script_name(english:"Fedora 30 : rubygem-rubyzip (2019-0182d0b304)"); 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: "Fix CVE-2019-16892 denial of service via crafted ZIP file. 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-2019-0182d0b304" ); script_set_attribute( attribute:"solution", value:"Update the affected rubygem-rubyzip package." ); script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:C"); 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:N/UI:R/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:"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:rubygem-rubyzip"); script_set_attribute(attribute:"cpe", value:"cpe:/o:fedoraproject:fedora:30"); script_set_attribute(attribute:"vuln_publication_date", value:"2019/09/25"); script_set_attribute(attribute:"patch_publication_date", value:"2019/11/22"); script_set_attribute(attribute:"plugin_publication_date", value:"2019/11/22"); 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:"rubygem-rubyzip-1.1.7-10.fc30")) flag++; if (flag) { security_report_v4( port : 0, severity : SECURITY_HOLE, 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, "rubygem-rubyzip"); }
NASL family FreeBSD Local Security Checks NASL id FREEBSD_PKG_C5BD9068440F11EA9CDB001B217B3468.NASL description Gitlab reports : Path Traversal to Arbitrary File Read User Permissions Not Validated in ProjectExportWorker XSS Vulnerability in File API Package and File Disclosure through GitLab Workhorse XSS Vulnerability in Create Groups Issue and Merge Request Activity Counts Exposed Email Confirmation Bypass Using AP Disclosure of Forked Private Project Source Code Private Project Names Exposed in GraphQL queries Disclosure of Issues and Merge Requests via Todos Denial of Service via AsciiDoc Last Pipeline Status Exposed Arbitrary Change of Pipeline Status Grafana Token Displayed in Plaintext Update excon gem Update rdoc gem Update rack-cors gem Update rubyzip gem last seen 2020-06-01 modified 2020-06-02 plugin id 133434 published 2020-02-03 reporter This script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/133434 title FreeBSD : Gitlab -- Multiple Vulnerabilities (c5bd9068-440f-11ea-9cdb-001b217b3468) code # # (C) Tenable Network Security, Inc. # # The descriptive text and package checks in this plugin were # extracted from the FreeBSD VuXML database : # # Copyright 2003-2020 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(133434); script_version("1.3"); script_cvs_date("Date: 2020/02/12"); script_cve_id("CVE-2019-16779", "CVE-2019-16892", "CVE-2019-18978", "CVE-2020-6833", "CVE-2020-7966", "CVE-2020-7967", "CVE-2020-7968", "CVE-2020-7969", "CVE-2020-7971", "CVE-2020-7972", "CVE-2020-7973", "CVE-2020-7974", "CVE-2020-7976", "CVE-2020-7977", "CVE-2020-7978", "CVE-2020-7979", "CVE-2020-8114"); script_name(english:"FreeBSD : Gitlab -- Multiple Vulnerabilities (c5bd9068-440f-11ea-9cdb-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 : Path Traversal to Arbitrary File Read User Permissions Not Validated in ProjectExportWorker XSS Vulnerability in File API Package and File Disclosure through GitLab Workhorse XSS Vulnerability in Create Groups Issue and Merge Request Activity Counts Exposed Email Confirmation Bypass Using AP Disclosure of Forked Private Project Source Code Private Project Names Exposed in GraphQL queries Disclosure of Issues and Merge Requests via Todos Denial of Service via AsciiDoc Last Pipeline Status Exposed Arbitrary Change of Pipeline Status Grafana Token Displayed in Plaintext Update excon gem Update rdoc gem Update rack-cors gem Update rubyzip gem" ); # https://about.gitlab.com/releases/2020/01/30/security-release-gitlab-12-7-4-released/ script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?8c01373b" ); # https://vuxml.freebsd.org/freebsd/c5bd9068-440f-11ea-9cdb-001b217b3468.html script_set_attribute( attribute:"see_also", value:"http://www.nessus.org/u?3ab7b29f" ); 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: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-2020-8114"); 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:freebsd:freebsd:gitlab-ce"); script_set_attribute(attribute:"cpe", value:"cpe:/o:freebsd:freebsd"); script_set_attribute(attribute:"vuln_publication_date", value:"2020/01/30"); script_set_attribute(attribute:"patch_publication_date", value:"2020/01/31"); script_set_attribute(attribute:"plugin_publication_date", value:"2020/02/03"); script_set_attribute(attribute:"generated_plugin", value:"current"); script_end_attributes(); script_category(ACT_GATHER_INFO); script_copyright(english:"This script is Copyright (C) 2020 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>=12.7.0<12.7.4")) flag++; if (pkg_test(save_report:TRUE, pkg:"gitlab-ce>=12.6.0<12.6.6")) flag++; if (pkg_test(save_report:TRUE, pkg:"gitlab-ce>=5.3<12.5.9")) 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");
NASL family Fedora Local Security Checks NASL id FEDORA_2019-52445DCE42.NASL description Fix CVE-2019-16892 denial of service via crafted ZIP file. 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 131197 published 2019-11-22 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/131197 title Fedora 29 : rubygem-rubyzip (2019-52445dce42) NASL family Fedora Local Security Checks NASL id FEDORA_2019-8ECD991303.NASL description Fix CVE-2019-16892 denial of service via crafted ZIP file. 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 131203 published 2019-11-22 reporter This script is Copyright (C) 2019 and is owned by Tenable, Inc. or an Affiliate thereof. source https://www.tenable.com/plugins/nessus/131203 title Fedora 31 : rubygem-rubyzip (2019-8ecd991303)
Redhat
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References
- https://access.redhat.com/errata/RHBA-2019:4047
- https://access.redhat.com/errata/RHBA-2019:4047
- https://access.redhat.com/errata/RHSA-2019:4201
- https://access.redhat.com/errata/RHSA-2019:4201
- https://github.com/rubyzip/rubyzip/commit/d65fe7bd283ec94f9d6dc7605f61a6b0dd00f55e
- https://github.com/rubyzip/rubyzip/commit/d65fe7bd283ec94f9d6dc7605f61a6b0dd00f55e
- https://github.com/rubyzip/rubyzip/pull/403
- https://github.com/rubyzip/rubyzip/pull/403
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J45KSFPP6DFVWLC7Z73L7SX735CKZYO6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J45KSFPP6DFVWLC7Z73L7SX735CKZYO6/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MWWPORMSBHZTMP4PGF4DQD22TTKBQMMC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MWWPORMSBHZTMP4PGF4DQD22TTKBQMMC/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X255K6ZBAQC462PQN2ND5HOTTQEJ2G2X/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X255K6ZBAQC462PQN2ND5HOTTQEJ2G2X/