National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-1778 Detail

Current Description

IBM LoopBack (IBM API Connect 2018.1, 2018.4.1, 5.0.8.0, and 5.0.8.4) could allow an attacker to bypass authentication if the AccessToken Model is exposed over a REST API, it is then possible for anyone to create an AccessToken for any User provided they know the userId and can hence get access to the other user’s data / access to their privileges (if the user happens to be an Admin for example). IBM X-Force ID: 148801.

Source:  MITRE
Description Last Modified:  12/20/2018
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.1 HIGH
Vector: AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 2.2


Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 9.3 HIGH
Vector: (AV:N/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.ibm.com/support/docview.wss?uid=ibm10733883 Patch Vendor Advisory
http://www.securityfocus.com/bid/106313 Third Party Advisory VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/148801 VDB Entry Vendor Advisory

Technical Details

Vulnerability Type (View All)

Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-1778
NVD Published Date:
12/20/2018
NVD Last Modified:
01/07/2019