Cookie Prefix Forgery Vulnerability in Rack by Ruby
CVE-2020-8184

7.5HIGH

Key Information:

Vendor

Rack Project

Status
Https://github.com/rack/rack
Vendor
CVE Published:
19 June 2020

What is CVE-2020-8184?

A vulnerability exists in Rack versions below 2.2.3 and 2.1.4 that stems from inadequate validation of cookies. Specifically, this flaw allows an attacker to forge secure or host-only cookie prefixes, potentially leading to unauthorized access and manipulation of session data. Developers using affected versions of Rack must upgrade to ensure proper cookie integrity and security.

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Deploy the Patch

Affected Version(s)

https://github.com/rack/rack rack >= 2.2.3, rack >= 2.1.4

References

https://hackerone.com/reports/895727
https://groups.google.com/g/rubyonrails-security/c/OWtmoz...
https://lists.debian.org/debian-lts-announce/2020/07/msg0...
mailing-list

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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