B&R Automation Studio prior 4.8.1 Upgrade Service access control

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in B&R Automation Studio. Impacted is an unknown function of the component Upgrade Service. Such manipulation leads to access control. This vulnerability is traded as CVE-2019-19100. An attack has to be approached locally. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in B&R Automation Studio (Automation Software) and classified as critical. Affected by this issue is an unknown code block of the component Upgrade Service. 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. CVE summarizes:

A privilege escalation vulnerability in the upgrade service in B&R Automation Studio versions 4.0.x, 4.1.x, 4.2.x, < 4.3.11SP, < 4.4.9SP, < 4.5.4SP, <. 4.6.3SP, < 4.7.2 and < 4.8.1 allow authenticated users to delete arbitrary files via an exposed interface.

The weakness was shared 04/29/2020 (Website). The advisory is shared for download at br-automation.com. This vulnerability is handled as CVE-2019-19100 since 11/18/2019. The exploitation is known to be difficult. The attack needs to be approached locally. The requirement for exploitation is a simple authentication. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Upgrading to version 4.3.11SP, 4.4.9SP, 4.5.4SP, 4.6.3SP, 4.7.2 or 4.8.1 eliminates this vulnerability.

The entries VDB-154545 and VDB-154546 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Asea Brown Boveri Ltd. (ABB)): 🔍

CVSSv2info

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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-264
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: Automation Studio 4.3.11SP/4.4.9SP/4.5.4SP/4.6.3SP/4.7.2/4.8.1

Timelineinfo

11/18/2019 🔍
04/29/2020 +163 days 🔍
04/29/2020 +0 days 🔍
06/04/2024 +1497 days 🔍

Sourcesinfo

Advisory: br-automation.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-19100 (🔍)
GCVE (CVE): GCVE-0-2019-19100
GCVE (VulDB): GCVE-100-154544
See also: 🔍

Entryinfo

Created: 04/29/2020 08:39
Updated: 06/04/2024 09:17
Changes: 04/29/2020 08:39 (39), 04/29/2020 08:44 (12), 10/14/2020 06:24 (1), 10/14/2020 06:29 (1), 06/04/2024 09:17 (33)
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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