CVE-2020-20490
Quick assessment
Affected
n/a n/a
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Mz Automation Libiec61850是Mz Automation公司的一个IEC 61850协议的开源库。 Mz Automation Libiec61850 libiec_iccp_mod 1.5版本存在缓冲区错误漏洞，该漏洞源于libiec iccp mod的客户端example1.c组件的堆缓冲区溢出漏洞，会导致拒绝服务(DOS)。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-20490
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A heap buffer-overflow in the client_example1.c component of libiec_iccp_mod v1.5 leads to a denial of service (DOS).
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Mz Automation Libiec61850 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mz Automation Libiec61850是Mz Automation公司的一个IEC 61850协议的开源库。 Mz Automation Libiec61850 libiec_iccp_mod 1.5版本存在缓冲区错误漏洞，该漏洞源于libiec iccp mod的客户端example1.c组件的堆缓冲区溢出漏洞，会导致拒绝服务(DOS)。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | n/a | n/a | - |
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II. Public POCs for CVE-2020-20490
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2020-20490 (1)
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https://github.com/fcovatti/libiec_iccp_mod/issues/5 x_refsource_MISC
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IV. Related Vulnerabilities
V. Comments for CVE-2020-20490
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