CVE-2018-16470 — Uncontrolled Resource Consumption in Rack

CWE-400 — Uncontrolled Resource Consumption8 documents7 sources
Severity
7.5HIGHNVD
EPSS
0.2%
top 60.70%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
RackRack Project Rack
Timeline
PublishedNov 13
Latest updateNov 15

Description

There is a possible DoS vulnerability in the multipart parser in Rack before 2.0.6. Specially crafted requests can cause the multipart parser to enter a pathological state, causing the parser to use CPU resources disproportionate to the request size.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages3 packages

▶RubyGemsrack/rack2.0.4 — 2.0.6
▶CVEListV5rack/rack2.0.6
▶NVDrack_project/rack2.0.4, 2.0.5+1

🔴Vulnerability Details

3
GHSA
Rack vulnerable to Denial of Service↗2018-11-15
▶
OSV
Rack vulnerable to Denial of Service↗2018-11-15
▶
CVEList
CVE-2018-16470: There is a possible DoS vulnerability in the multipart parser in Rack before 2↗2018-11-13
▶

📋Vendor Advisories

2
Red Hat
rubygem-rack: Buffer size in multipart parser allows for denial of service↗2018-11-06
▶
Debian
CVE-2018-16470: ruby-rack - There is a possible DoS vulnerability in the multipart parser in Rack before 2.0...↗2018
▶

💬Community

2
Bugzilla
CVE-2018-16470 rubygem-rack: Buffer size in multipart parser allows for denial of service [fedora-all]↗2018-11-06
▶
Bugzilla
CVE-2018-16470 rubygem-rack: Buffer size in multipart parser allows for denial of service↗2018-11-06
▶
CVE-2018-16470 — Uncontrolled Resource Consumption | cvebase