CVE-2021-45773
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.
lib60870是一个基于IEC60870-5协议的C语言库。该库为远程控制应用的IEC标准系列（IEC60870-5）的CompanionStandard101（CS101）和104（CS104）提供支持，通常用于中心站控制站和分站控制站之间的通信电力系统中。 lib60870 中存在安全漏洞，该漏洞源于 在 lib60870 提交 0d5e76e 的 src/iec60870/cs104/cs104_slave.c 中的 CS104_IPAddress_setFromString 中的 NULL 指针
Possible ATT&CK Techniques 1 AI
T1211 · Exploitation for Stealth
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I. Basic Information for CVE-2021-45773
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A NULL pointer dereference in CS104_IPAddress_setFromString at src/iec60870/cs104/cs104_slave.c of lib60870 commit 0d5e76e can lead to a segmentation fault or application crash.
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
lib60870代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
lib60870是一个基于IEC60870-5协议的C语言库。该库为远程控制应用的IEC标准系列（IEC60870-5）的CompanionStandard101（CS101）和104（CS104）提供支持，通常用于中心站控制站和分站控制站之间的通信电力系统中。 lib60870 中存在安全漏洞，该漏洞源于 在 lib60870 提交 0d5e76e 的 src/iec60870/cs104/cs104_slave.c 中的 CS104_IPAddress_setFromString 中的 NULL 指针
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 | - |
|
II. Public POCs for CVE-2021-45773
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-45773 (1)
-
https://github.com/mz-automation/lib60870/issues/100 x_refsource_MISC
Same Patch Batch · n/a · 2022-01-14 · 61 CVEs total
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Showing top 20 of 61 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-45773
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