What’s Vulnerable › Vulnerabilities

CVE-2021-20640

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-02-12 · updated 2026-06-17
• Weakness: CWE-120

Description

Buffer overflow vulnerability in LOGITEC LAN-W300N/PGRB allows an attacker with administrative privilege to execute an arbitrary OS command via unspecified vectors.

Affected products

• LOGITEC CORPORATION LAN-W300N/PGRB: all versions

References

• https://jvn.jp/en/jp/JVN96783542/index.html
• https://lists.apache.org/thread.html/rc1778b38e74b5b6142414d57623bd55b023a72361f422836782fca3c%40%3Cdev.tomcat.apache.org%3E
• https://www.elecom.co.jp/news/security/20210126-01/
• https://jvn.jp/en/jp/JVN96783542/index.html
• https://lists.apache.org/thread.html/rc1778b38e74b5b6142414d57623bd55b023a72361f422836782fca3c%40%3Cdev.tomcat.apache.org%3E
• https://www.elecom.co.jp/news/security/20210126-01/

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