Vulnerability 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 Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Rubyzip Project | Rubyzip | < 1.3.0 |
| Fedoraproject | Fedora | 29 |
| Redhat | Cloudforms | 4.7 |
References
- https://access.redhat.com/errata/RHBA-2019:4047Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4201Third Party Advisory
- https://github.com/rubyzip/rubyzip/commit/d65fe7bd283ec94f9d6dc7605f61a6b0dd00f5Patch
- https://github.com/rubyzip/rubyzip/pull/403ExploitIssue TrackingPatch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproMailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproMailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproMailing List
- https://access.redhat.com/errata/RHBA-2019:4047Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4201Third Party Advisory
- https://github.com/rubyzip/rubyzip/commit/d65fe7bd283ec94f9d6dc7605f61a6b0dd00f5Patch
- https://github.com/rubyzip/rubyzip/pull/403ExploitIssue TrackingPatch
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproMailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproMailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproMailing List
FAQ
What is CVE-2019-16892?
CVE-2019-16892 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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...
How severe is CVE-2019-16892?
CVE-2019-16892 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-16892?
Check the references section above for vendor advisories and patch information. Affected products include: Rubyzip Project Rubyzip, Fedoraproject Fedora, Redhat Cloudforms.