ABB System 800xA OPC Server for AC800M Inter-Process Communication 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.
5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in ABB System 800xA OPC Server for AC800M, Control Builder M Professional, MMSServer for AC800M, Base Software for SoftControl, MMS Server for AC 800M and Base Software for SoftControl. This impacts an unknown function of the component Inter-Process Communication. The manipulation leads to access control. This vulnerability is traded as CVE-2020-8478. An attack has to be approached locally. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in ABB System 800xA OPC Server for AC800M, Control Builder M Professional, MMSServer for AC800M, Base Software for SoftControl, MMS Server for AC 800M and Base Software for SoftControl. This issue affects some unknown processing of the component Inter-Process Communication. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Insufficient protection of the inter-process communication functions in ABB System 800xA products OPC Server for AC 800M, MMS Server for AC 800M and Base Software for SoftControl (all published versions) enables an attacker authenticated on the local system to inject data, affecting the online view of runtime data shown in Control Builder.

The weakness was shared 04/29/2020 (Website). It is possible to read the advisory at search.abb.com. The identification of this vulnerability is CVE-2020-8478 since 01/30/2020. Attacking locally is a requirement. Required for exploitation is a simple authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

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

The entries VDB-154562, VDB-154563, VDB-154564 and VDB-154565 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.3
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (Asea Brown Boveri Ltd. (ABB)): 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

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-2020-8478 (🔍)
GCVE (CVE): GCVE-0-2020-8478
GCVE (VulDB): GCVE-100-154559
See also: 🔍

Entryinfo

Created: 04/29/2020 08:34
Updated: 06/04/2024 09:52
Changes: 04/29/2020 08:34 (37), 04/29/2020 09:28 (11), 10/14/2020 08:48 (1), 10/14/2020 08:57 (1), 06/04/2024 09:52 (31)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!