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CVE-2019-16892

Rubyzip denial of service

5.5 MediumFix available

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).

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.58%Down 0.2 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.5

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).

Record
CVE-2019-16892
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
7.1 HighAV:N/AC:M/Au:N/C:N/I:N/A:C
Updated
2026-11-02
CVE List No score

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).

Record
CVE-2019-16892
Updated
2026-11-02
EUVDEUVD-2019-0653 No score

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).

Record
EUVD-2019-0653
Updated
2026-11-03
GitHub AdvisoriesGHSA-5m2v-hc64-56h6 5.5

Rubyzip denial of service

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).

Record
GHSA-5m2v-hc64-56h6
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-400
Updated
2026-11-02
OSV 5.5

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).

Record
CVE-2019-16892
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2019-16892 5.5

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).

Record
DEBIAN-CVE-2019-16892
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
Show 6 moreShow less
OSVGHSA-5m2v-hc64-56h6 5.5

Rubyzip denial of service

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).

Record
GHSA-5m2v-hc64-56h6
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-400
Updated
2026-11-02
OSVOESA-2022-1542 5.5

rubygem-rubyzip security update

A ruby module for reading and writing zip files.

Security Fix(es):

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).(CVE-2019-16892)

Record
OESA-2022-1542
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHBA-2019:4047 5.5

Red Hat Bug Fix Advisory: CloudForms 4.7.13 bug fix and enhancement update

Record
RHBA-2019:4047
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVRHSA-2019:4201 5.5

Red Hat Security Advisory: CloudForms 5.0.1 security, bug fix and enhancement update

Record
RHSA-2019:4201
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2019-16892 5.5

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).

Record
UBUNTU-CVE-2019-16892
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2024:11491-1 No score

vagrant-2.2.18-1.3 on GA media

These are all security issues fixed in the vagrant-2.2.18-1.3 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11491-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
rubyzip
RubyGems
 before 1.3.0
1.3.0
ruby-zip
Debian:12
 before 2.0.0-1
2.0.0-1
ruby-zip
Debian:13
 before 2.0.0-1
2.0.0-1
ruby-zip
Debian:14
 before 2.0.0-1
2.0.0-1
rubyzip
RubyGems
 before 1.3.0, plus listed versions
0.5.110.5.120.5.70.5.80.5.9
Show 22 moreShow less
0.9.10.9.40.9.50.9.6.10.9.70.9.80.9.91.0.01.0.0.beta11.1.01.1.11.1.21.1.31.1.41.1.51.1.61.1.71.2.01.2.11.2.21.2.31.2.4
1.3.0
rubygem-rubyzip
openEuler:20.03-LTS-SP1
 before 2.0.0-1.oe1
2.0.0-1.oe1
rubygem-rubyzip
openEuler:20.03-LTS-SP2
 before 2.0.0-1.oe1
2.0.0-1.oe1
rubygem-rubyzip
openEuler:20.03-LTS-SP3
 before 2.0.0-1.oe1
2.0.0-1.oe1
cfme
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
cfme-amazon-smartstate
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
Show 39 moreShow less
Affected packages
PackageAffectedFixed
cfme-appliance
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
cfme-appliance-common
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
cfme-appliance-debuginfo
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
cfme-appliance-tools
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
cfme-debuginfo
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
cfme-gemset
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
cfme-gemset-debuginfo
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.13.1-1.el7cf
0:5.10.13.1-1.el7cf
ruby
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.4.9-93.el7cf
0:2.4.9-93.el7cf
ruby-debuginfo
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.4.9-93.el7cf
0:2.4.9-93.el7cf
ruby-devel
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.4.9-93.el7cf
0:2.4.9-93.el7cf
ruby-doc
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.4.9-93.el7cf
0:2.4.9-93.el7cf
ruby-irb
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.4.9-93.el7cf
0:2.4.9-93.el7cf
ruby-libs
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.4.9-93.el7cf
0:2.4.9-93.el7cf
rubygem-bigdecimal
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:1.3.2-93.el7cf
0:1.3.2-93.el7cf
rubygem-did_you_mean
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:1.1.0-93.el7cf
0:1.1.0-93.el7cf
rubygem-io-console
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:0.4.6-93.el7cf
0:0.4.6-93.el7cf
rubygem-minitest
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.10.1-93.el7cf
0:5.10.1-93.el7cf
rubygem-net-telnet
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:0.1.1-93.el7cf
0:0.1.1-93.el7cf
rubygem-openssl
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.0.9-93.el7cf
0:2.0.9-93.el7cf
rubygem-power_assert
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:0.4.1-93.el7cf
0:0.4.1-93.el7cf
rubygem-psych
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.2.2-93.el7cf
0:2.2.2-93.el7cf
rubygem-rake
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:12.0.0-93.el7cf
0:12.0.0-93.el7cf
rubygem-rdoc
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:5.0.1-93.el7cf
0:5.0.1-93.el7cf
rubygem-test-unit
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:3.2.3-93.el7cf
0:3.2.3-93.el7cf
rubygem-xmlrpc
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:0.2.1-93.el7cf
0:0.2.1-93.el7cf
rubygems
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.6.14.4-93.el7cf
0:2.6.14.4-93.el7cf
rubygems-devel
Red Hat:cloudforms_managementengine:5.10::el7
 before 0:2.6.14.4-93.el7cf
0:2.6.14.4-93.el7cf
cfme
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:5.11.1.2-1.el8cf
0:5.11.1.2-1.el8cf
cfme-amazon-smartstate
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:5.11.1.2-1.el8cf
0:5.11.1.2-1.el8cf
cfme-appliance
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:5.11.1.2-1.el8cf
0:5.11.1.2-1.el8cf
cfme-appliance-common
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:5.11.1.2-1.el8cf
0:5.11.1.2-1.el8cf
cfme-appliance-tools
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:5.11.1.2-1.el8cf
0:5.11.1.2-1.el8cf
cfme-gemset
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:5.11.1.2-1.el8cf
0:5.11.1.2-1.el8cf
ovirt-ansible-hosted-engine-setup
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:1.0.28-1.el8ev
0:1.0.28-1.el8ev
v2v-conversion-host
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:1.15.0-1.el8ev
0:1.15.0-1.el8ev
v2v-conversion-host-ansible
Red Hat:cloudforms_managementengine:5.11::el8
 before 0:1.15.0-1.el8ev
0:1.15.0-1.el8ev
ruby-zip
Ubuntu:16.04:LTS
 All versions, plus listed versions
1.1.7-1
 None known
ruby-zip
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.2.1-11.2.1-1.1~build0.18.04.1
 None known
vagrant
openSUSE:Tumbleweed
 before 2.2.18-1.3
2.2.18-1.3

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2019-16892 is a medium vulnerability (CVSS 5.5) in Rubyzip Project Rubyzip, published September 25, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.58%, the 75th percentile. Fixed in rubyzip 1.3.0.

References

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