CVE-2020-8184

rubygem-rack: percent-encoded cookies can be used to overwrite existing prefixed cookie names

Published Jun 19, 2020 CVSS 3.1 · 7.5 High EPSS 3.0% KEV · Not listed
Description
A reliance on cookies without validation/integrity check security vulnerability exists in rack < 2.2.3, rack < 2.1.4 that makes it is possible for an attacker to forge a secure or host-only cookie prefix.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-2275-1 ruby-rack security update
Debian DLA Debian DLA DLA-3298-1 ruby-rack security update
EUVD EUVD EUVD-2020-0494 A reliance on cookies without validation/integrity check security vulnerability exists in rack < 2.2.3, rack < 2.1.4 that makes it is possible for an attacker to forge a secure or host-only cookie prefix.
Github GHSA Github GHSA GHSA-j6w9-fv6q-3q52 Rack allows Percent-encoded cookies to overwrite existing prefixed cookie names
Ubuntu USN Ubuntu USN USN-4561-1 Rack vulnerabilities
Ubuntu USN Ubuntu USN USN-4561-2 Rack vulnerabilities
Ubuntu USN Ubuntu USN USN-5253-1 Rack vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Aug 4, 2024, 9:56 AM
Reserved
Jan 28, 2020, 12:00 AM
Status
Modified
Published
Jun 19, 2020, 5:15 PM
Modified
Jun 17, 2026, 3:26 AM
Severity
Moderate
Public date
Jun 15, 2020, 12:00 AM