CVE-2021-20636 — MEDIUM (6.5)

Vulnerability Description

Cross-site request forgery (CSRF) vulnerability in LOGITEC LAN-W300N/PR5B allows remote attackers to hijack the authentication of administrators via a specially crafted URL. As a result, unintended operations to the device such as changes of the device settings may be conducted.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Logitech	Lan-W300N\/Pr5B Firmware	-
Logitech	Lan-W300N\/Pr5B	-

Related Weaknesses (CWE)

CWE-352

References

https://jvn.jp/en/jp/JVN96783542/index.htmlThird Party Advisory
https://www.elecom.co.jp/news/security/20210126-01/Vendor Advisory
https://jvn.jp/en/jp/JVN96783542/index.htmlThird Party Advisory
https://www.elecom.co.jp/news/security/20210126-01/Vendor Advisory

FAQ

What is CVE-2021-20636?

CVE-2021-20636 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Cross-site request forgery (CSRF) vulnerability in LOGITEC LAN-W300N/PR5B allows remote attackers to hijack the authentication of administrators via a specially crafted URL. As a result, unintended op...

How severe is CVE-2021-20636?

CVE-2021-20636 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-20636?

Check the references section above for vendor advisories and patch information. Affected products include: Logitech Lan-W300N\/Pr5B Firmware, Logitech Lan-W300N\/Pr5B.