CVE-2018-18834

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue has been found in libIEC61850 v1.3. It is a heap-based buffer overflow in BerEncoder_encodeOctetString in mms/asn1/ber_encoder.c.

Se ha encontrado un problema en libIEC61850 v1.3. Es un desbordamiento de búfer basado en memoria dinámica (heap) en BerEncoder_encodeOctetString en mms/asn1/ber_encoder.c.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2018-10-29 CVE Reserved
2018-10-30 CVE Published
2024-08-05 CVE Updated
2024-08-05 First Exploit
2024-08-14 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (2)

URL	Tag	Source

URL	Date	SRC
https://github.com/fouzhe/security/tree/master/libiec61850	2024-08-05
https://github.com/mz-automation/libiec61850/issues/81	2024-08-05

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mz-automation Search vendor "Mz-automation"		Libiec61850 Search vendor "Mz-automation" for product "Libiec61850"				1.3 Search vendor "Mz-automation" for product "Libiec61850" and version "1.3"		-		Affected