Executive Summary

Summary
Title Samsung and HTC android phone information disclosure vulnerability
Informations
Name VU#251635 First vendor Publication 2012-08-16
Vendor VU-CERT Last vendor Modification 2012-08-24
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:C/I:N/A:N)
Cvss Base Score 7.1 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Vulnerability Note VU#251635

Samsung and HTC android phone information disclosure vulnerability

Original Release date: 16 Aug 2012 | Last revised: 24 Aug 2012

Overview

Certain Samsung and HTC android phones store user interactions to the dmesg buffer which could allow a a malicious application to derive certain user-inputted information from the phone.

Description

The Android operating system on certain Samsung and HTC mobile phones store certain user interactions to the dmesg buffer. A user with access to an affected phone and the ability to execute the dmesg application on the phone may be able to view the dmesg buffer without root or administrator rights. The coordinates can be used to read pin numbers, text messages, telephone numbers and other information from the phone.

Impact

It is possible for an attacker with the ability to run dmesg, such as with a malicious application to derive certain user-input from the phone, such as pin numbers, text messages, telephone numbers, and other information from the phone.

Solution

Both Samsung and HTC have reported that security updates have been released to affected handsets. Users are advised to update their phone's to the latest operating system ROM version.

Vendor Information (Learn More)

It has been reported that the following devices are affected. Note that additional devices maybe affected.

  • T-Mobile myTouch 3G Slide
  • HTC Merge
  • Sprint EVO Shift 4G
  • HTC ChaCha & AT&T Status
  • HTC Desire Z & T-Mobile G2
  • T-Mobile myTouch 4G Slide
  • Samsung Galaxy S

VendorStatusDate NotifiedDate Updated
HTCAffected17 Feb 201208 Aug 2012
SamsungAffected03 Feb 201223 Jul 2012
If you are a vendor and your product is affected, let us know.

CVSS Metrics (Learn More)

GroupScoreVector
Base4.4AV:L/AC:M/Au:S/C:C/I:N/A:N
Temporal3.4E:POC/RL:OF/RC:C
Environmental4.1CDP:L/TD:H/CR:ND/IR:ND/AR:ND

References

  • https://jvn.jp/cert/JVNVU251635/

Credit

Thanks to Glenn ten Cate for reporting this vulnerability.

This document was written by Michael Orlando.

Other Information

  • CVE IDs:CVE-2012-2980
  • Date Public:16 Aug 2012
  • Date First Published:16 Aug 2012
  • Date Last Updated:24 Aug 2012
  • Document Revision:27

Feedback

If you have feedback, comments, or additional information about this vulnerability, please send us email.

This product is provided subject to the Notification as indicated here: http://www.us-cert.gov/legal.html#notify

Original Source

Url : http://www.kb.cert.org/vuls/id/251635

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-255 Credentials Management

CPE : Common Platform Enumeration

TypeDescriptionCount
Hardware 1
Hardware 1
Hardware 1
Hardware 1
Hardware 1
Hardware 1
Hardware 1
Hardware 1
Hardware 1