National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-18076 Detail

Current Description

In strategy.rb in OmniAuth before 1.3.2, the authenticity_token value is improperly protected because POST (in addition to GET) parameters are stored in the session and become available in the environment of the callback phase.

Source:  MITRE      Last Modified:  01/26/2018      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-18076
Original release date:
01/26/2018
Last revised:
02/13/2018
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
7.5 High
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N (legend)
Impact Score:
3.6
Exploitability Score:
3.9
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
None
CVSS Severity (version 2.0):
CVSS v2 Base Score:
5.0 MEDIUM
Vector:
(AV:N/AC:L/Au:N/C:P/I:N/A:N) (legend)
Impact Subscore:
2.9
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
https://bugs.debian.org/888523 Third Party Advisory External Source CONFIRM https://bugs.debian.org/888523
https://github.com/omniauth/omniauth/pull/867 Patch; Third Party Advisory External Source CONFIRM https://github.com/omniauth/omniauth/pull/867
https://github.com/omniauth/omniauth/pull/867/commits/71866c5264122e196847a3980c43051446a03e9b Patch; Third Party Advisory External Source CONFIRM https://github.com/omniauth/omniauth/pull/867/commits/71866c5264122e196847a3980c43051446a03e9b
https://www.debian.org/security/2018/dsa-4109 Third Party Advisory External Source DEBIAN DSA-4109

Technical Details

Vulnerability Type (View All)

  • Improper Access Control (CWE-284)

Change History 2 change records found - show changes