Session ID Guessing Vulnerability in Active Record Session Store for Ruby on Rails
CVE-2019-25025

5.3MEDIUM

Key Information:

Vendor

Rubyonrails

Status
Active Record Session Store
Vendor
CVE Published:
5 March 2021

What is CVE-2019-25025?

The Active Record Session Store component, up to version 1.1.3 for Ruby on Rails, contains a vulnerability where it fails to use a constant-time comparison method when validating session IDs. This oversight allows attackers to exploit timing discrepancies, potentially making it easier to guess valid session IDs over time. This issue parallels other related vulnerabilities, highlighting the need for robust session management practices to safeguard user data.

References

https://github.com/rails/activerecord-session_store/pull/151
x_refsource_MISC

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.
CVE-2019-25025 : Session ID Guessing Vulnerability in Active Record Session Store for Ruby on Rails