CVE-2021-20647 — MEDIUM (6.5)

Vulnerability Description

Cross-site request forgery (CSRF) vulnerability in ELECOM WRC-300FEBK-S allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. As a result, the device settings may be altered and/or telnet daemon may be started.

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
Elecom	Wrc-300Febk-S Firmware	-
Elecom	Wrc-300Febk-S	-

Related Weaknesses (CWE)

CWE-352

References

https://jvn.jp/en/jp/JVN47580234/index.htmlThird Party Advisory
https://www.elecom.co.jp/news/security/20210126-01/Vendor Advisory
https://jvn.jp/en/jp/JVN47580234/index.htmlThird Party Advisory
https://www.elecom.co.jp/news/security/20210126-01/Vendor Advisory

FAQ

What is CVE-2021-20647?

CVE-2021-20647 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Cross-site request forgery (CSRF) vulnerability in ELECOM WRC-300FEBK-S allows remote attackers to hijack the authentication of administrators and execute an arbitrary request via unspecified vector. ...

How severe is CVE-2021-20647?

CVE-2021-20647 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-2021-20647?

Check the references section above for vendor advisories and patch information. Affected products include: Elecom Wrc-300Febk-S Firmware, Elecom Wrc-300Febk-S.