Advantech WebAccess Node up to 9.0.0 permission assignment

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 (≈)
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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.
7.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Advantech WebAccess Node up to 9.0.0. Impacted is an unknown function. Such manipulation leads to permission assignment. This vulnerability is uniquely identified as CVE-2020-16202. Local access is required to approach this attack. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Advantech WebAccess Node up to 9.0.0 (SCADA Software) and classified as critical. Affected by this issue is an unknown function. The manipulation with an unknown input leads to a permission assignment vulnerability. Using CWE to declare the problem leads to CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. Impacted is confidentiality, integrity, and availability. CVE summarizes:

WebAccess Node (All versions prior to 9.0.1) has incorrect permissions set for resources used by specific services, which may allow code execution with system privileges.

The weakness was disclosed 09/17/2020 (Website). The advisory is shared for download at us-cert.cisa.gov. This vulnerability is handled as CVE-2020-16202. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 9.0.1 eliminates this vulnerability. The upgrade is hosted for download at support.advantech.com.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
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: Permission assignment
CWE: CWE-732 / CWE-275 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: WebAccess Node 9.0.1

Timelineinfo

09/17/2020 🔍
09/21/2020 +4 days 🔍
09/21/2020 +0 days 🔍

Sourcesinfo

Vendor: advantech.com

Advisory: us-cert.cisa.gov
Status: Confirmed

CVE: CVE-2020-16202 (🔍)
GCVE (CVE): GCVE-0-2020-16202
GCVE (VulDB): GCVE-100-161672

Entryinfo

Created: 09/21/2020 18:10
Updated: 09/21/2020 18:15
Changes: 09/21/2020 18:10 (39), 09/21/2020 18:15 (17)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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