CVE-2021-20643 — HIGH (7.5)

Vulnerability Description

Improper access control vulnerability in ELECOM LD-PS/U1 allows remote attackers to change the administrative password of the affected device by processing a specially crafted request.

CVSS Score

7.5

HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Elecom	Ld-Ps\/U1 Firmware	-
Elecom	Ld-Ps\/U1	-

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-2021-20643?

CVE-2021-20643 is a vulnerability with a CVSS score of 7.5 (HIGH). Improper access control vulnerability in ELECOM LD-PS/U1 allows remote attackers to change the administrative password of the affected device by processing a specially crafted request.

How severe is CVE-2021-20643?

CVE-2021-20643 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-20643?

Check the references section above for vendor advisories and patch information. Affected products include: Elecom Ld-Ps\/U1 Firmware, Elecom Ld-Ps\/U1.