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Libiec61850 CVE-2022-2971

HIGH
Access of Resource Using Incompatible Type (Type Confusion) (CWE-843)
2022-09-23 ics-cert@hq.dhs.gov
Denial Of Service Memory Corruption Libiec61850 Mz Automation
7.5
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
CWE-843
ASVS 5.0
V15 - Secure Coding and Architecture Type safety enforcement
MITRE ATT&CK

1 technique across 1 tactic: Execution

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

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Impact

CVSS score of 7.5 (HIGH). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required.
Exploit ScenarioDerived

A remote attacker could execute arbitrary code by exploiting type confusion in the application by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability.
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
No patch listed yet 0.8% exploitation probability (EPSS)

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AnalysisAI

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. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Enforce strict type checking, use type-safe languages, validate object types before operations.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified as Access of Resource Using Incompatible Type (Type Confusion) (CWE-843), which allows attackers to execute arbitrary code by exploiting type confusion in the application. 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. Affected products include: Mz-Automation Libiec61850. Version information: version 1.5.

Severity by source

NVD PRIMARY 7.5 HIGH
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

DescriptionNVD

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.

Threat Intelligence Overview

EPSS Score
0.8%
Top 46% exploitable
Data Quality
2 sources
Confidence: Low
NVD CVE.org EPSS

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 0.8%
Patch available No
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
Yes
Human Impact· derived
Medium

Priority Score

39
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +38
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Memory Corruption HIGH

Memory corruption occurs when a program writes data beyond the boundaries of allocated memory regions or accesses memory in unintended ways, violating the integrity of the process's address space.

Denial of Service MEDIUM

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

Affected Products (CPE)NVD

cpe:2.3:a:mz-automation:libiec61850:*:*:*:*:*:*:*:*

More in Libiec61850

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CVE-2018-19185 CRITICAL POC
9.8 Nov 12

An issue has been found in libIEC61850 v1.3. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploita
CVE-2018-18957 CRITICAL POC
9.8 Nov 05

An issue has been found in libIEC61850 v1.3. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploita
CVE-2018-18834 CRITICAL POC
9.8 Oct 30

An issue has been found in libIEC61850 v1.3. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploita
CVE-2020-7054 HIGH POC
8.8 Jan 14

MmsValue_decodeMmsData in mms/iso_mms/server/mms_access_result.c in libIEC61850 through 1.4.0 has a heap-based buffer ov
CVE-2019-19931 HIGH POC
8.8 Dec 23

In libIEC61850 1.4.0, MmsValue_decodeMmsData in mms/iso_mms/server/mms_access_result.c has a heap-based buffer overflow.
CVE-2024-28286 HIGH POC
7.5 Mar 21

In mz-automation libiec61850 v1.4.0, a NULL Pointer Dereference was detected in the mmsServer_handleFileCloseRequest.c f
CVE-2024-26529 HIGH POC
7.5 Mar 13

An issue in mz-automation libiec61850 v.1.5.3 and before, allows a remote attacker to cause a denial of service (DoS) vi
CVE-2023-27772 HIGH POC
7.5 Apr 13

libiec61850 v1.5.1 was discovered to contain a segmentation violation via the function ControlObjectClient_setOrigin() a
CVE-2022-21159 HIGH POC
7.5 Apr 15

A denial of service vulnerability exists in the parseNormalModeParameters functionality of MZ Automation GmbH libiec6185
CVE-2019-16510 HIGH POC
7.5 Sep 19

libIEC61850 through 1.3.3 has a use-after-free in MmsServer_waitReady in mms/iso_mms/server/mms_server.c, as demonstrate
CVE-2019-1010300 HIGH POC
7.5 Jul 15

mz-automation libiec61850 1.3.2 1.3.1 1.3.0 is affected by: Buffer Overflow. Rated high severity (CVSS 7.5), this vulner
CVE-2019-6719 HIGH POC
7.5 Jan 23

An issue has been found in libIEC61850 v1.3.1. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitabl

Same weakness CWE-843 – Access of Resource Using Incompatible Type (Type Confusion)

View all
CVE-2011-0611 HIGH POC
8.8
CVE-2012-0507 CRITICAL POC
9.8
CVE-2017-8291 HIGH POC
7.8
CVE-2016-7201 HIGH POC
8.8
CVE-2017-0037 HIGH POC
8.1
CVE-2019-0752 HIGH POC
7.5
CVE-2017-5070 HIGH POC
8.8
CVE-2023-3079 HIGH POC
8.8

Same technique Denial Of Service

View all
CVE-2015-5119 CRITICAL POC
9.8
CVE-2011-2462 CRITICAL POC
9.8
CVE-2012-1889 HIGH POC
8.8
CVE-2014-1761 HIGH POC
7.8
CVE-2015-5122 CRITICAL POC
9.8
CVE-2011-0609 HIGH POC
7.8

References

Advisories & patches
REF https://www.cisa.gov/uscert/ics/advisories/icsa-22-251-01

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