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Vulnerability Details :

CVE-2023-32171

Summary
Assigner-zdi
Assigner Org ID-99f1926a-a320-47d8-bbb5-42feb611262e
Published At-03 May, 2024 | 01:56
Updated At-02 Aug, 2024 | 15:10
Rejected At-
Credits

Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability

Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability. The specific flaw exists within the ImportCsv method. A crafted XML payload can cause a null pointer dereference. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20495.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:zdi
Assigner Org ID:99f1926a-a320-47d8-bbb5-42feb611262e
Published At:03 May, 2024 | 01:56
Updated At:02 Aug, 2024 | 15:10
Rejected At:
▼CVE Numbering Authority (CNA)
Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability

Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability. The specific flaw exists within the ImportCsv method. A crafted XML payload can cause a null pointer dereference. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20495.

Affected Products
Vendor
Unified Automation
Product
UaGateway
Default Status
unknown
Versions
Affected
  • 1.5.12.482
Problem Types
TypeCWE IDDescription
CWECWE-476CWE-476: NULL Pointer Dereference
Type: CWE
CWE ID: CWE-476
Description: CWE-476: NULL Pointer Dereference
Metrics
VersionBase scoreBase severityVector
3.06.5MEDIUM
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Version: 3.0
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.zerodayinitiative.com/advisories/ZDI-23-776/
x_research-advisory
https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt
vendor-advisory
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-23-776/
Resource:
x_research-advisory
Hyperlink: https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt
Resource:
vendor-advisory
▼Authorized Data Publishers (ADP)
1. CISA ADP Vulnrichment
Affected Products
Vendor
unified-automation
Product
uagateway
CPEs
  • cpe:2.3:a:unified-automation:uagateway:1.5.12.482:*:*:*:*:*:*:*
Default Status
unknown
Versions
Affected
  • 1.5.12.482
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
2. CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.zerodayinitiative.com/advisories/ZDI-23-776/
x_research-advisory
x_transferred
https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt
vendor-advisory
x_transferred
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-23-776/
Resource:
x_research-advisory
x_transferred
Hyperlink: https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt
Resource:
vendor-advisory
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:zdi-disclosures@trendmicro.com
Published At:03 May, 2024 | 02:15
Updated At:08 Aug, 2025 | 14:16

Unified Automation UaGateway OPC UA Server Null Pointer Dereference Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Unified Automation UaGateway. Authentication is required to exploit this vulnerability. The specific flaw exists within the ImportCsv method. A crafted XML payload can cause a null pointer dereference. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20495.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary3.06.5MEDIUM
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Type: Secondary
Version: 3.0
Base score: 6.5
Base severity: MEDIUM
Vector:
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CPE Matches
unified-automation
unified-automation
>>uagateway>>Versions before 1.5.13.487(exclusive)
cpe:2.3:a:unified-automation:uagateway:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-476Secondaryzdi-disclosures@trendmicro.com
CWE ID: CWE-476
Type: Secondary
Source: zdi-disclosures@trendmicro.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txtzdi-disclosures@trendmicro.com
Release Notes
https://www.zerodayinitiative.com/advisories/ZDI-23-776/zdi-disclosures@trendmicro.com
Third Party Advisory
https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txtaf854a3a-2127-422b-91ae-364da2661108
Release Notes
https://www.zerodayinitiative.com/advisories/ZDI-23-776/af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
Hyperlink: https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt
Source: zdi-disclosures@trendmicro.com
Resource:
Release Notes
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-23-776/
Source: zdi-disclosures@trendmicro.com
Resource:
Third Party Advisory
Hyperlink: https://documentation.unified-automation.com/uagateway/1.5.14/CHANGELOG.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Release Notes
Hyperlink: https://www.zerodayinitiative.com/advisories/ZDI-23-776/
Source: af854a3a-2127-422b-91ae-364da2661108
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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