CVE-2019-16892 Information

Description

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).

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://access.redhat.com/errata/RHBA-2019:4047 https://access.redhat.com/errata/RHSA-2019:4201 https://github.com/rubyzip/rubyzip/pull/403 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J45KSFPP6DFVWLC7Z73L7SX735CKZYO6/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MWWPORMSBHZTMP4PGF4DQD22TTKBQMMC/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/X255K6ZBAQC462PQN2ND5HOTTQEJ2G2X/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5