Acer Portal app for Android does not properly validate SSL certificates

Overview

The Acer Portal app for Android allows customers to connect to the Acer Cloud. The Acer Portal app, from version 3.9.3.2003 to 3.9.3.2006, does not properly validate SSL certificates when connecting to the Acer Cloud.

Description

CVE-2016-5648**-** CWE-295: Improper Certificate Validation

The Acer Portal app for Android, from version 3.9.3.2003 to 3.9.3.2006, does not properly validate SSL certificates when connecting to the Acer Cloud. A remote unauthenticated attacker capable of conducting a man-in-the-middle attack may be able to impersonate the Acer Cloud and obtain a victim’s account credentials or other cloud information.

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Impact

A remote unauthenticated attacker capable of conducting a man-in-the-middle attack may be able to impersonate the Acer Cloud and obtain a victim’s account credentials or other cloud information.

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Solution

Apply an update

Acer Portal version 3.9.4.2000 addresses this vulnerability and is now available on Google Play. Users are encouraged to update as soon as possible.

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Vendor Information

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Acer Affected

Notified: June 02, 2016 Updated: July 05, 2016

Statement Date: July 01, 2016

Status

Affected

Vendor Statement

We have not received a statement from the vendor.

Vendor Information

We are not aware of further vendor information regarding this vulnerability.

CVSS Metrics

Group	Score	Vector
Base	5.8	AV:N/AC:M/Au:N/C:P/I:P/A:N
Temporal	4.5	E:POC/RL:OF/RC:C
Environmental	3.4	CDP:ND/TD:M/CR:ND/IR:ND/AR:ND

References

<http://www.info-sec.ca/advisories/Acer-Portal.html&gt;

Acknowledgements

Thanks to David Coomber for reporting this vulnerability.

This document was written by Garret Wassermann.

Other Information

CVE IDs:	CVE-2016-5648
Date Public:	2016-07-05 Date First Published: