Executive Summary

Summary
Title Acer Portal app for Android does not properly validate SSL certificates
Informations
Name VU#690343 First vendor Publication 2016-07-05
Vendor VU-CERT Last vendor Modification 2016-07-05
Severity (Vendor) N/A Revision M

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:N/A:N)
Cvss Base Score 4.3 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Vulnerability Note VU#690343

Acer Portal app for Android does not properly validate SSL certificates

Original Release date: 05 Jul 2016 | Last revised: 05 Jul 2016

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.

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.

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.

Vendor Information (Learn More)

VendorStatusDate NotifiedDate Updated
AcerAffected02 Jun 201605 Jul 2016
If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

GroupScoreVector
Base5.8AV:N/AC:M/Au:N/C:P/I:P/A:N
Temporal4.5E:POC/RL:OF/RC:C
Environmental3.4CDP:ND/TD:M/CR:ND/IR:ND/AR:ND

References

  • http://www.info-sec.ca/advisories/Acer-Portal.html

Credit

Thanks to David Coomber for reporting this vulnerability.

This document was written by Garret Wassermann.

Other Information

  • CVE IDs:CVE-2016-5648
  • Date Public:05 Jul 2016
  • Date First Published:05 Jul 2016
  • Date Last Updated:05 Jul 2016
  • Document Revision:8

Feedback

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Original Source

Url : http://www.kb.cert.org/vuls/id/690343

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-295 Certificate Issues

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1

Alert History

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0
1
2
Date Informations
2017-06-15 17:25:07
  • Multiple Updates
2017-06-09 05:22:41
  • Multiple Updates
2016-07-05 21:22:52
  • First insertion