漏洞信息
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Vulnerability Title
MZ Automation libiec61850 Out-of-bounds Read
Vulnerability Description
The GOOSE subscriber component improperly validates the UTC timestamp field in unauthenticated IEC 61850 GOOSE (EtherType 0x88B8) Layer-2 multicast messages. A specially crafted GOOSE frame containing an undersized timestamp field can trigger a heap out-of-bounds read during message processing, causing the process to crash and resulting in a denial-of-service condition.
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Vulnerability Type
跨界内存读
Vulnerability Title
MZ Automation GmbH libiec61850 缓冲区错误漏洞
Vulnerability Description
MZ Automation GmbH libiec61850是德国MZ Automation GmbH公司开源的一套支持IEC 61850标准的工业通信组件。 MZ Automation GmbH libiec61850 1.6.2之前版本存在缓冲区错误漏洞,该漏洞源于GOOSE subscriber组件未正确验证UTC时间戳字段,特制GOOSE帧包含过小的UTC时间戳字段可触发堆越界读取,导致进程崩溃并造成拒绝服务。
CVSS Information
N/A
Vulnerability Type
N/A