ABB System 800xA OPC Server for AC800M Folder Permission permission assignment

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in ABB System 800xA OPC Server for AC800M, Control Builder M Professional, MMSServer for AC800M and Base Software for SoftControl. Impacted is an unknown function of the component Folder Permission. This manipulation causes permission assignment. This vulnerability is registered as CVE-2020-8472. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability was found in ABB System 800xA OPC Server for AC800M, Control Builder M Professional, MMSServer for AC800M and Base Software for SoftControl (affected version not known). It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Folder Permission. The manipulation with an unknown input leads to a permission assignment vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Insufficient folder permissions used by system functions in ABB System 800xA products OPCServer for AC800M (versions 6.0 and earlier) and Control Builder M Professional, MMSServer for AC800M, Base Software for SoftControl (version 6.1 and earlier) allow low privileged users to read, modify, add and delete system and application files. An authenticated attacker who successfully exploited the vulnerabilities could escalate his/her privileges, cause system functions to stop and to corrupt user applications.

The weakness was published 04/29/2020 (Website). It is possible to read the advisory at search.abb.com. This vulnerability is known as CVE-2020-8472 since 01/30/2020. Attacking locally is a requirement. A single authentication is required for exploitation. The technical details are unknown and an exploit is not publicly available.

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

Similar entry is available at VDB-154556. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector (Asea Brown Boveri Ltd. (ABB)): 🔍

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/30/2020 🔍
04/29/2020 +90 days 🔍
04/29/2020 +0 days 🔍
06/04/2024 +1497 days 🔍

Sourcesinfo

Advisory: search.abb.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-8472 (🔍)
GCVE (CVE): GCVE-0-2020-8472
GCVE (VulDB): GCVE-100-154555
See also: 🔍

Entryinfo

Created: 04/29/2020 08:33
Updated: 06/04/2024 09:42
Changes: 04/29/2020 08:33 (38), 04/29/2020 09:28 (11), 10/14/2020 07:45 (1), 10/14/2020 07:59 (1), 06/04/2024 09:42 (31)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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