B&R Industrial Automation Studio up to 4.x path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability was found in B&R Industrial Automation Studio up to 4.x. It has been declared as problematic. Affected by this vulnerability is an unknown functionality. Such manipulation leads to path traversal. This vulnerability is uniquely identified as CVE-2021-22281. Local access is required to approach this attack. No exploit exists.

Detailsinfo

A vulnerability was found in B&R Industrial Automation Studio up to 4.x (Automation Software). It has been rated as problematic. Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-23. The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize sequences such as ".." that can resolve to a location that is outside of that directory. Impacted is integrity, and availability. CVE summarizes:

: Relative Path Traversal vulnerability in B&R Industrial Automation Automation Studio allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Automation Studio: from 4.0. Through 4.X.

The weakness was disclosed 02/02/2024. The advisory is shared for download at br-automation.com. This vulnerability is handled as CVE-2021-22281 since 01/05/2021. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1006.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.1
VulDB Meta Temp Score: 6.1

VulDB Base Score: 4.4
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 6.3
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: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-23 / CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

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

01/05/2021 🔍
02/02/2024 +1123 days 🔍
02/02/2024 +0 days 🔍
02/25/2024 +23 days 🔍

Sourcesinfo

Advisory: br-automation.com
Status: Not defined

CVE: CVE-2021-22281 (🔍)
GCVE (CVE): GCVE-0-2021-22281
GCVE (VulDB): GCVE-100-252692

Entryinfo

Created: 02/02/2024 08:47
Updated: 02/25/2024 07:50
Changes: 02/02/2024 08:47 (46), 02/25/2024 07:50 (12)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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