CVE-2021-20640
Quick assessment
Affected
LOGITEC CORPORATION LAN-W300N/PGRB
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.
LOGITEC CORPORATION LAN-W300N / PGRB存在缓冲区错误漏洞。攻击者可以利用该漏洞执行任意命令。
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2021-20640
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Buffer overflow vulnerability in LOGITEC LAN-W300N/PGRB allows an attacker with administrative privilege to execute an arbitrary OS command via unspecified vectors.
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
LOGITEC CORPORATION LAN-W300N/PGRB 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
LOGITEC CORPORATION LAN-W300N / PGRB存在缓冲区错误漏洞。攻击者可以利用该漏洞执行任意命令。
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 |
|---|---|---|---|---|
| LOGITEC CORPORATION | LAN-W300N/PGRB | LAN-W300N/PGRB | - |
|
II. Public POCs for CVE-2021-20640
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2021-20640 (1)
-
https://jvn.jp/en/jp/JVN96783542/index.html x_refsource_MISC
Mailing List Discussions for CVE-2021-20640 (1)
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https://lists.apache.org/thread.html/rc1778b38e74b5b6142414d57623bd55b023a72361f422836782fca3c%40%3Cdev.tomcat.apache.org%3E mailing-list x_refsource_MLIST
Other References for CVE-2021-20640 (1)
-
https://www.elecom.co.jp/news/security/20210126-01/ x_refsource_MISC
Same Patch Batch · LOGITEC CORPORATION · 2021-02-12 · 8 CVEs total
| CVE-2021-20635 | LOGITEC CORPORATION LAN-WN/GR 安全漏洞 | |
| CVE-2021-20636 | LOGITEC CORPORATION LAN-WN/PRB 跨站请求伪造漏洞 | |
| CVE-2021-20637 | LOGITEC CORPORATION LAN-W300N/PR5B 安全漏洞 | |
| CVE-2021-20638 | LOGITEC CORPORATION LAN-W300N/PGRB 操作系统命令注入漏洞 | |
| CVE-2021-20639 | LOGITEC CORPORATION LAN-W300N/PGRB 操作系统命令注入漏洞 | |
| CVE-2021-20641 | LOGITEC CORPORATION LAN-WN/RS 跨站请求伪造漏洞 | |
| CVE-2021-20642 | LOGITEC CORPORATION LAN-W300N/RS 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-20640
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