VDB-120493 · CVE-2016-6538 · BID 93874

TrackR Bravo App on iOS/Android Cloud API Authentication Password credentials management

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.8	$0-$5k	0.00

A vulnerability classified as problematic was found in TrackR Bravo App on iOS/Android (affected version not known). Affected by this vulnerability is some unknown functionality of the component Cloud API Authentication. The manipulation with an unknown input leads to a credentials management vulnerability (Password). The CWE definition for the vulnerability is CWE-255. As an impact it is known to affect confidentiality. The summary by CVE is:

The TrackR Bravo mobile app stores the account password used to authenticate to the cloud API in cleartext in the cache.db file. Updated apps, version 5.1.6 for iOS and 2.2.5 for Android, have been released by the vendor to address the vulnerabilities in CVE-2016-6538, CVE-2016-6539, CVE-2016-6540 and CVE-2016-6541.

The bug was discovered 10/24/2016. The weakness was presented 07/06/2018 by Deral Heiland with Rapid7 as confirmed advisory (CERT.org). The advisory is shared at kb.cert.org. This vulnerability is known as CVE-2016-6538 since 08/03/2016. An attack has to be approached locally. A single authentication is required for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1552 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 620 days. During that time the estimated underground price was around $0-$5k.

Upgrading eliminates this vulnerability.

See 120496, 120494 and 120495 for similar entries.

Productinfo

Name

TrackR Bravo App

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Name: Password
Class: Credentials management / Password
CWE: CWE-255
ATT&CK: T1552

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2016 🔍
10/24/2016 +82 days 🔍
10/25/2016 +1 days 🔍
07/06/2018 +618 days 🔍
07/06/2018 +0 days 🔍
07/07/2018 +1 days 🔍
02/26/2020 +599 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Researcher: Deral Heiland
Organization: Rapid7
Status: Confirmed

CVE: CVE-2016-6538 (🔍)
SecurityFocus: 93874 - TrackR Bravo Multiple Information Disclosure and Security Bypass Vulnerabilities

scip Labs: https://www.scip.ch/en/?labs.20130704
See also: 🔍

Entryinfo

Created: 07/07/2018 09:06
Updated: 02/26/2020 10:03
Changes: 07/07/2018 09:06 (62), 02/26/2020 10:03 (5)
Complete: 🔍