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6 vulnerabilities found for unified_architecture_.net-standard by opcfoundation
CVE-2023-27321 (GCVE-0-2023-27321)
Vulnerability from nvd – Published: 2024-05-07 22:55 – Updated: 2024-08-02 12:09
VLAI
EPSS
VEX
Title
OPC Foundation UA .NET Standard ConditionRefresh Resource Exhaustion Denial-of-Service Vulnerability
Summary
OPC Foundation UA .NET Standard ConditionRefresh Resource Exhaustion Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of OPC UA ConditionRefresh requests. By sending a large number of requests, an attacker can consume all available resources on the server. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20505.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-05-08 15:27 UTC
CWE
- CWE-400 - Uncontrolled Resource Consumption ('Resource Exhaustion')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-… | x_research-advisory |
| https://files.opcfoundation.org/SecurityBulletins… | vendor-advisory |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| OPC Foundation | UA .NET Standard |
Affected:
1.4.371.60
|
|
| opcfoundation | unified_architecture_.net-standard |
Affected:
1.4.371.60
cpe:2.3:a:opcfoundation:unified_architecture_.net-standard:*:*:*:*:*:*:*:* |
Date Public
2023-05-04 22:17
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CVE-2020-8867 (GCVE-0-2020-8867)
Vulnerability from nvd – Published: 2020-04-22 20:51 – Updated: 2024-08-04 10:12
VLAI
EPSS
VEX
Summary
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard 1.04.358.30. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of sessions. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to create a denial-of-service condition against the application. Was ZDI-CAN-10295.
Severity
5.3 (Medium)
CWE
- CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-… | x_refsource_MISC |
| https://opcfoundation.org/SecurityBulletins/OPC%2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| OPC Foundation | UA .NET Standard |
Affected:
1.04.358.30
|
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CVE-2018-12086 (GCVE-0-2018-12086)
Vulnerability from nvd – Published: 2018-09-14 21:00 – Updated: 2024-08-05 08:24
VLAI
EPSS
VEX
Summary
Buffer overflow in OPC UA applications allows remote attackers to trigger a stack overflow with carefully structured requests.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
5 references
| URL | Tags |
|---|---|
| http://www.securitytracker.com/id/1041909 | vdb-entryx_refsource_SECTRACK |
| http://www.securityfocus.com/bid/105538 | vdb-entryx_refsource_BID |
| https://www.debian.org/security/2018/dsa-4359 | vendor-advisoryx_refsource_DEBIAN |
| https://opcfoundation-onlineapplications.org/faq/… | x_refsource_CONFIRM |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisoryx_refsource_SUSE |
Date Public
2018-09-12 00:00
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CVE-2023-27321 (GCVE-0-2023-27321)
Vulnerability from cvelistv5 – Published: 2024-05-07 22:55 – Updated: 2024-08-02 12:09
VLAI
EPSS
VEX
Title
OPC Foundation UA .NET Standard ConditionRefresh Resource Exhaustion Denial-of-Service Vulnerability
Summary
OPC Foundation UA .NET Standard ConditionRefresh Resource Exhaustion Denial-of-Service Vulnerability. This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the handling of OPC UA ConditionRefresh requests. By sending a large number of requests, an attacker can consume all available resources on the server. An attacker can leverage this vulnerability to create a denial-of-service condition on the system. Was ZDI-CAN-20505.
Severity
7.5 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-05-08 15:27 UTC
CWE
- CWE-400 - Uncontrolled Resource Consumption ('Resource Exhaustion')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-… | x_research-advisory |
| https://files.opcfoundation.org/SecurityBulletins… | vendor-advisory |
Impacted products
2 products
| Vendor | Product | Version | |
|---|---|---|---|
| OPC Foundation | UA .NET Standard |
Affected:
1.4.371.60
|
|
| opcfoundation | unified_architecture_.net-standard |
Affected:
1.4.371.60
cpe:2.3:a:opcfoundation:unified_architecture_.net-standard:*:*:*:*:*:*:*:* |
Date Public
2023-05-04 22:17
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CVE-2020-8867 (GCVE-0-2020-8867)
Vulnerability from cvelistv5 – Published: 2020-04-22 20:51 – Updated: 2024-08-04 10:12
VLAI
EPSS
VEX
Summary
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard 1.04.358.30. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of sessions. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to create a denial-of-service condition against the application. Was ZDI-CAN-10295.
Severity
5.3 (Medium)
CWE
- CWE-367 - Time-of-check Time-of-use (TOCTOU) Race Condition
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://www.zerodayinitiative.com/advisories/ZDI-… | x_refsource_MISC |
| https://opcfoundation.org/SecurityBulletins/OPC%2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| OPC Foundation | UA .NET Standard |
Affected:
1.04.358.30
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CVE-2018-12086 (GCVE-0-2018-12086)
Vulnerability from cvelistv5 – Published: 2018-09-14 21:00 – Updated: 2024-08-05 08:24
VLAI
EPSS
VEX
Summary
Buffer overflow in OPC UA applications allows remote attackers to trigger a stack overflow with carefully structured requests.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
5 references
| URL | Tags |
|---|---|
| http://www.securitytracker.com/id/1041909 | vdb-entryx_refsource_SECTRACK |
| http://www.securityfocus.com/bid/105538 | vdb-entryx_refsource_BID |
| https://www.debian.org/security/2018/dsa-4359 | vendor-advisoryx_refsource_DEBIAN |
| https://opcfoundation-onlineapplications.org/faq/… | x_refsource_CONFIRM |
| http://lists.opensuse.org/opensuse-security-annou… | vendor-advisoryx_refsource_SUSE |
Date Public
2018-09-12 00:00
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