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.

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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

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