Cross-Site Scripting in ELECOM LAN Router Firmware
CVE-2021-20858

5.4MEDIUM

Key Information:

Vendor

Elecom Co.,ltd.

Status
Elecom Lan Router
Vendor
CVE Published:
1 December 2021

What is CVE-2021-20858?

A cross-site scripting vulnerability exists in the firmware of the ELECOM LAN router model WRC-2533GHBK-I. An attacker with remote authenticated access could exploit this flaw to inject arbitrary scripts through unspecified vectors, potentially compromising the integrity of user sessions and sensitive data.

Affected Version(s)

ELECOM LAN router WRC-2533GHBK-I firmware v1.20 and prior

References

https://www.elecom.co.jp/news/security/20211130-01/
x_refsource_MISC
https://jvn.jp/en/jp/JVN88993473/index.html
x_refsource_MISC

CVSS V3.1

Score:
5.4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.