Description
A path traversal vulnerability in the web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 could allow unauthenticated remote attackers to bypass authentication.
Published: 2021-04-29
Score: 9.8 Critical
EPSS: 94.4% High
KEV: Yes
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

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History

Wed, 22 Oct 2025 00:30:00 +0000


Tue, 21 Oct 2025 20:30:00 +0000


Tue, 21 Oct 2025 19:30:00 +0000


Thu, 06 Feb 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2021-11-03'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Buffalo Wsr-2533dhp3-bk Wsr-2533dhp3-bk Firmware Wsr-2533dhpl2-bk Wsr-2533dhpl2-bk Firmware
cve-icon MITRE

Status: PUBLISHED

Assigner: tenable

Published:

Updated: 2025-10-21T23:25:47.628Z

Reserved: 2020-12-17T00:00:00.000Z

Link: CVE-2021-20090

cve-icon Vulnrichment

Updated: 2024-08-03T17:30:07.572Z

cve-icon NVD

Status : Analyzed

Published: 2021-04-29T15:15:10.630

Modified: 2025-11-03T18:59:30.060

Link: CVE-2021-20090

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses