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CVE-2019-16892

Good to know:

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Date: September 24, 2019

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).

Language: Ruby

Severity Score

Related Resources (18)

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/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://access.redhat.com/errata/RHSA-2019:4201
https://github.com/jdleesmiller/ruby-advisory-db/blob/master/gems/rubyzip/CVE-2019-16892.yml
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MWWPORMSBHZTMP4PGF4DQD22TTKBQMMC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X255K6ZBAQC462PQN2ND5HOTTQEJ2G2X
https://github.com/rubyzip/rubyzip/pull/403
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J45KSFPP6DFVWLC7Z73L7SX735CKZYO6
https://nvd.nist.gov/vuln/detail/CVE-2019-16892
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MWWPORMSBHZTMP4PGF4DQD22TTKBQMMC
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X255K6ZBAQC462PQN2ND5HOTTQEJ2G2X
https://github.com/rubysec/ruby-advisory-db/blob/master/gems/rubyzip/CVE-2019-16892.yml
https://access.redhat.com/errata/RHBA-2019:4047
https://github.com/rubyzip/rubyzip
https://github.com/rubyzip/rubyzip/commit/d65fe7bd283ec94f9d6dc7605f61a6b0dd00f55e
https://www.mend.io/vulnerability-database/CVE-2019-16892

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption ('Resource Exhaustion')

CWE-400

Insufficient Information

NVD-CWE-noinfo

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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