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22 vulnerabilities by MZ Automation
CVE-2026-50103 (GCVE-0-2026-50103)
Vulnerability from nvd – Published: 2026-07-23 20:50 – Updated: 2026-07-24 13:41
VLAI
EPSS
VEX
Title
Improper Handling of Syntactically Invalid Structure in MZ Automation libIEC61850
Summary
A NULL pointer dereference in the L2 GOOSE and R-GOOSE shared parser, which may allow a network-adjacent attacker to crash a subscribing application by sending a crafted GOOSE frame containing a malformed TLV value.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-228 - Improper Handling of Syntactically Invalid Structure
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
1.0.0 , ≤ 1.6.1
(custom)
|
Credits
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CVE-2026-50039 (GCVE-0-2026-50039)
Vulnerability from nvd – Published: 2026-07-23 20:32 – Updated: 2026-07-24 13:54
VLAI
EPSS
VEX
Title
Stack-based Buffer Overflow in MZ Automation libIEC61850
Summary
The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to cause a memory corruption via a Read Request.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-121 - Stack-based buffer overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
1.0.0 , ≤ 1.6.1
(custom)
|
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CVE-2026-50032 (GCVE-0-2026-50032)
Vulnerability from nvd – Published: 2026-07-23 20:53 – Updated: 2026-07-24 13:41
VLAI
EPSS
VEX
Title
NULL Pointer Dereference in MZ Automation libIEC61850
Summary
A NULL pointer dereference in the MMS Write Named Variable List handler, which may allow a network adjacent attacker to crash the server by sending a WriteRequest with an empty listOfData field.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-476 - NULL pointer dereference
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
1.0.0 , ≤ 1.6.1
(custom)
|
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CVE-2026-49035 (GCVE-0-2026-49035)
Vulnerability from nvd – Published: 2026-07-23 20:48 – Updated: 2026-07-24 13:42
VLAI
EPSS
VEX
Title
Stack-based Buffer Overflow in MZ Automation libIEC61850
Summary
The affected product is vulnerable to a heap-based buffer overflow via a crafted MMS Initiate request. Remote code execution (RCE) has been demonstrated when ASLR is disabled; memory corruption or denial of service may occur in configurations where ASLR is enabled.
Severity
8.1 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-122 - Heap-based buffer overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
1.0.0 , ≤ 1.6.1
(custom)
|
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CVE-2026-16002 (GCVE-0-2026-16002)
Vulnerability from nvd – Published: 2026-07-23 20:57 – Updated: 2026-07-24 13:36
VLAI
EPSS
VEX
Title
Out-of-bounds Read in MZ Automation lib60870
Summary
The affected product is vulnerable to an Out-of-bounds read, which may allow an attacker to crash the parsing process and cause a denial of service.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-125 - Out-of-bounds read
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | lib60870 |
Affected:
0 , ≤ 2.4.0
(custom)
|
Credits
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CVE-2022-3976 (GCVE-0-2022-3976)
Vulnerability from nvd – Published: 2022-11-13 00:00 – Updated: 2025-04-15 13:14
VLAI
EPSS
VEX
Title
MZ Automation libiec61850 MMS File Services mms_client_files.c path traversal
Summary
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Severity
5.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-22 - Path Traversal
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libiec61850 |
Affected:
1.0
Affected: 1.1 Affected: 1.2 Affected: 1.3 Affected: 1.4 |
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CVE-2022-2973 (GCVE-0-2022-2973)
Vulnerability from nvd – Published: 2022-09-23 15:28 – Updated: 2025-04-16 16:09
VLAI
EPSS
VEX
Title
MZ Automation libIEC61850 NULL Pointer Dereference
Summary
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Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
All , ≤ 1.4
(custom)
Affected: Version 1.5 , < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e (custom) |
Date Public
2022-09-08 00:00
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CVE-2022-2972 (GCVE-0-2022-2972)
Vulnerability from nvd – Published: 2022-09-23 15:28 – Updated: 2025-04-16 16:09
VLAI
EPSS
VEX
Title
MZ Automation libIEC61850 Stack-Based Buffer Overflow
Summary
MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) is vulnerable to a stack-based buffer overflow, which could allow an attacker to crash the device or remotely execute arbitrary code.
Severity
10 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-121 - Stack-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
All , ≤ 1.4
(custom)
Affected: Version 1.5 , < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e (custom) |
Date Public
2022-09-08 00:00
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CVE-2022-2971 (GCVE-0-2022-2971)
Vulnerability from nvd – Published: 2022-09-23 15:28 – Updated: 2025-04-16 16:09
VLAI
EPSS
VEX
Title
MZ Automation libIEC61850 Access of Resource Using Incompatible Type ('Type Confusion')
Summary
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Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-843 - Access of Resource Using Incompatible Type ('Type Confusion')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
All , ≤ 1.4
(custom)
Affected: Version 1.5 , < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e (custom) |
Date Public
2022-09-08 00:00
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CVE-2022-2970 (GCVE-0-2022-2970)
Vulnerability from nvd – Published: 2022-09-23 15:28 – Updated: 2025-04-16 16:09
VLAI
EPSS
VEX
Title
MZ Automation libIEC61850 Stack-Based Buffer Overflow
Summary
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Severity
10 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-121 - Stack-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
All , ≤ 1.4
(custom)
Affected: Version 1.5 , < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e (custom) |
Date Public
2022-09-08 00:00
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CVE-2022-1302 (GCVE-0-2022-1302)
Vulnerability from nvd – Published: 2022-04-12 07:30 – Updated: 2024-09-16 18:02
VLAI
EPSS
VEX
Title
Malformed Goose Message in LibIEC61850 may result in a denial of service
Summary
In the MZ Automation LibIEC61850 in versions prior to 1.5.1 an unauthenticated attacker can craft a goose message, which may result in a denial of service.
Severity
7.5 (High)
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://libiec61850.com/new-release-1-5-1-of-libi… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
unspecified , < 1.5.1
(custom)
|
Date Public
2022-04-11 00:00
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CVE-2026-16002 (GCVE-0-2026-16002)
Vulnerability from cvelistv5 – Published: 2026-07-23 20:57 – Updated: 2026-07-24 13:36
VLAI
EPSS
VEX
Title
Out-of-bounds Read in MZ Automation lib60870
Summary
The affected product is vulnerable to an Out-of-bounds read, which may allow an attacker to crash the parsing process and cause a denial of service.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-125 - Out-of-bounds read
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | lib60870 |
Affected:
0 , ≤ 2.4.0
(custom)
|
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CVE-2026-50032 (GCVE-0-2026-50032)
Vulnerability from cvelistv5 – Published: 2026-07-23 20:53 – Updated: 2026-07-24 13:41
VLAI
EPSS
VEX
Title
NULL Pointer Dereference in MZ Automation libIEC61850
Summary
A NULL pointer dereference in the MMS Write Named Variable List handler, which may allow a network adjacent attacker to crash the server by sending a WriteRequest with an empty listOfData field.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-476 - NULL pointer dereference
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
1.0.0 , ≤ 1.6.1
(custom)
|
Credits
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CVE-2026-50103 (GCVE-0-2026-50103)
Vulnerability from cvelistv5 – Published: 2026-07-23 20:50 – Updated: 2026-07-24 13:41
VLAI
EPSS
VEX
Title
Improper Handling of Syntactically Invalid Structure in MZ Automation libIEC61850
Summary
A NULL pointer dereference in the L2 GOOSE and R-GOOSE shared parser, which may allow a network-adjacent attacker to crash a subscribing application by sending a crafted GOOSE frame containing a malformed TLV value.
Severity
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-228 - Improper Handling of Syntactically Invalid Structure
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
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(custom)
|
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CVE-2026-49035 (GCVE-0-2026-49035)
Vulnerability from cvelistv5 – Published: 2026-07-23 20:48 – Updated: 2026-07-24 13:42
VLAI
EPSS
VEX
Title
Stack-based Buffer Overflow in MZ Automation libIEC61850
Summary
The affected product is vulnerable to a heap-based buffer overflow via a crafted MMS Initiate request. Remote code execution (RCE) has been demonstrated when ASLR is disabled; memory corruption or denial of service may occur in configurations where ASLR is enabled.
Severity
8.1 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-122 - Heap-based buffer overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
1.0.0 , ≤ 1.6.1
(custom)
|
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CVE-2026-50039 (GCVE-0-2026-50039)
Vulnerability from cvelistv5 – Published: 2026-07-23 20:32 – Updated: 2026-07-24 13:54
VLAI
EPSS
VEX
Title
Stack-based Buffer Overflow in MZ Automation libIEC61850
Summary
The affected product is vulnerable to a stack-based buffer overflow, which may allow an attacker to cause a memory corruption via a Read Request.
Severity
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-121 - Stack-based buffer overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/news-events/ics-advisories/i… | government-resource |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
1.0.0 , ≤ 1.6.1
(custom)
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CVE-2022-3976 (GCVE-0-2022-3976)
Vulnerability from cvelistv5 – Published: 2022-11-13 00:00 – Updated: 2025-04-15 13:14
VLAI
EPSS
VEX
Title
MZ Automation libiec61850 MMS File Services mms_client_files.c path traversal
Summary
A vulnerability has been found in MZ Automation libiec61850 up to 1.4 and classified as critical. This vulnerability affects unknown code of the file src/mms/iso_mms/client/mms_client_files.c of the component MMS File Services. The manipulation of the argument filename leads to path traversal. Upgrading to version 1.5 is able to address this issue. The name of the patch is 10622ba36bb3910c151348f1569f039ecdd8786f. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-213556.
Severity
5.5 (Medium)
SSVC
Exploitation: none
Automatable: no
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-22 - Path Traversal
Assigner
References
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libiec61850 |
Affected:
1.0
Affected: 1.1 Affected: 1.2 Affected: 1.3 Affected: 1.4 |
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CVE-2022-2970 (GCVE-0-2022-2970)
Vulnerability from cvelistv5 – Published: 2022-09-23 15:28 – Updated: 2025-04-16 16:09
VLAI
EPSS
VEX
Title
MZ Automation libIEC61850 Stack-Based Buffer Overflow
Summary
MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) does not sanitize input before memcpy is used, which could allow an attacker to crash the device or remotely execute arbitrary code.
Severity
10 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-121 - Stack-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
All , ≤ 1.4
(custom)
Affected: Version 1.5 , < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e (custom) |
Date Public
2022-09-08 00:00
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CVE-2022-2972 (GCVE-0-2022-2972)
Vulnerability from cvelistv5 – Published: 2022-09-23 15:28 – Updated: 2025-04-16 16:09
VLAI
EPSS
VEX
Title
MZ Automation libIEC61850 Stack-Based Buffer Overflow
Summary
MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) is vulnerable to a stack-based buffer overflow, which could allow an attacker to crash the device or remotely execute arbitrary code.
Severity
10 (Critical)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
- CWE-121 - Stack-based Buffer Overflow
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
All , ≤ 1.4
(custom)
Affected: Version 1.5 , < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e (custom) |
Date Public
2022-09-08 00:00
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CVE-2022-2971 (GCVE-0-2022-2971)
Vulnerability from cvelistv5 – Published: 2022-09-23 15:28 – Updated: 2025-04-16 16:09
VLAI
EPSS
VEX
Title
MZ Automation libIEC61850 Access of Resource Using Incompatible Type ('Type Confusion')
Summary
MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) accesses a resource using an incompatible type, which could allow an attacker to crash the server with a malicious payload.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-843 - Access of Resource Using Incompatible Type ('Type Confusion')
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
All , ≤ 1.4
(custom)
Affected: Version 1.5 , < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e (custom) |
Date Public
2022-09-08 00:00
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CVE-2022-2973 (GCVE-0-2022-2973)
Vulnerability from cvelistv5 – Published: 2022-09-23 15:28 – Updated: 2025-04-16 16:09
VLAI
EPSS
VEX
Title
MZ Automation libIEC61850 NULL Pointer Dereference
Summary
MZ Automation's libIEC61850 (versions 1.4 and prior; version 1.5 prior to commit a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e) uses a NULL pointer in certain situations. which could allow an attacker to crash the server.
Severity
8.6 (High)
SSVC
Exploitation: none
Automatable: yes
Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://www.cisa.gov/uscert/ics/advisories/icsa-2… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
All , ≤ 1.4
(custom)
Affected: Version 1.5 , < Commit: a3b04b7bc4872a5a39e5de3fdc5fbde52c09e10e (custom) |
Date Public
2022-09-08 00:00
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CVE-2022-1302 (GCVE-0-2022-1302)
Vulnerability from cvelistv5 – Published: 2022-04-12 07:30 – Updated: 2024-09-16 18:02
VLAI
EPSS
VEX
Title
Malformed Goose Message in LibIEC61850 may result in a denial of service
Summary
In the MZ Automation LibIEC61850 in versions prior to 1.5.1 an unauthenticated attacker can craft a goose message, which may result in a denial of service.
Severity
7.5 (High)
CWE
- CWE-20 - Improper Input Validation
Assigner
References
1 reference
| URL | Tags |
|---|---|
| https://libiec61850.com/new-release-1-5-1-of-libi… | x_refsource_CONFIRM |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| MZ Automation | libIEC61850 |
Affected:
unspecified , < 1.5.1
(custom)
|
Date Public
2022-04-11 00:00
Credits
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