Trend Micro Threat Discovery Appliance up to 2.6.1062r1 Session access control

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.
8.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Trend Micro Threat Discovery Appliance up to 2.6.1062r1. It has been rated as critical. This issue affects some unknown processing of the component Session Handler. The manipulation leads to access control. The identification of this vulnerability is CVE-2016-8584. The attack may be initiated remotely. Furthermore, there is an exploit available. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability was found in Trend Micro Threat Discovery Appliance up to 2.6.1062r1. It has been declared as critical. This vulnerability affects some unknown processing of the component Session Handler. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Trend Micro Threat Discovery Appliance 2.6.1062r1 and earlier uses predictable session values, which allows remote attackers to bypass authentication by guessing the value.

The bug was discovered 04/20/2017. The weakness was presented 04/28/2017 by Roberto Suggi Liverani (Website). The advisory is shared for download at packetstormsecurity.com. This vulnerability was named CVE-2016-8584 since 10/10/2016. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed in Python. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 98333†). See VDB-113509 for similar entry. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.3

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/10/2016 🔍
04/20/2017 +192 days 🔍
04/20/2017 +0 days 🔍
04/28/2017 +8 days 🔍
04/28/2017 +0 days 🔍
04/29/2017 +1 days 🔍
12/02/2022 +2043 days 🔍

Sourcesinfo

Vendor: trendmicro.com

Advisory: 142227
Researcher: Roberto Suggi Liverani
Status: Not defined

CVE: CVE-2016-8584 (🔍)
GCVE (CVE): GCVE-0-2016-8584
GCVE (VulDB): GCVE-100-100708
SecurityFocus: 98333 - Trend Micro Threat Discovery Appliance CVE-2016-8584 Authentication Bypass Vulnerability
OSVDB: - CVE-2016-8584 - Trendmicro - Threat Discovery Appliance - High

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 04/29/2017 11:16 AM
Updated: 12/02/2022 01:01 PM
Changes: 04/29/2017 11:16 AM (61), 09/22/2020 10:07 AM (8), 12/02/2022 01:01 PM (4)
Complete: 🔍
Cache ID: 18:1C0:40

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