Lenovo Fingerprint Manager Pro for Windows 7 and 8 Insecure Credential

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Lenovo Security Advisory: LEN-15999

Potential Impact: Local Privilege Escalation

Severity: High

Scope of Impact: Lenovo Specific

CVE Identifier: CVE-2017-3762

Summary Description:

A vulnerability has been identified in Lenovo Fingerprint Manager Pro. Sensitive data stored by Lenovo Fingerprint Manager Pro, including users’ Windows logon credentials and fingerprint data, is encrypted using a weak algorithm, contains a hard-coded password, and is accessible to all users with local non-administrative access to the system it is installed in.

Lenovo Fingerprint Manager Pro is a utility for Windows 7, 8 and 8.1 that allows users to log into their PCs or authenticate to configured websites using fingerprint recognition.

Mitigation Strategy for Customers (what you should do to protect yourself):

Update Fingerprint Manager Pro to version 8.01.87 or later.

Product Impact:

Lenovo Fingerprint Manager Pro may be installed on the following systems:

• ThinkPad L560
• ThinkPad P40 Yoga, P50s
• ThinkPad T440, T440p, T440s, T450, T450s, T460, T540p, T550, T560
• ThinkPad W540, W541, W550s
• ThinkPad X1 Carbon (Type 20A7, 20A8), X1 Carbon (Type 20BS, 20BT)
• ThinkPad X240, X240s, X250, X260
• ThinkPad Yoga 14 (20FY), Yoga 460
• ThinkCentre M73, M73z, M78, M79, M83, M93, M93p, M93z
• ThinkStation E32, P300, P500, P700, P900

Acknowledgements:

Lenovo thanks Jackson Thuraisamy from Security Compass for identifying this issue.

For a complete list of all Lenovo Product Security Advisories, click here.

Revision History:

Revision: 1

Date: 01/25/2018

Description: For the most up to date information, please remain current with updates and advisories from Lenovo regarding your equipment and software. The information provided in this advisory is provided on as “as is” basis without any warranty or guarantee of any kind. Lenovo reserves the right to change or update this advisory at any time.

Source: Lenovo Fingerprint Manager Pro for Windows 7, 8 and 8.1 Insecure Credential Storage