Buffalo vendor intelligence
Buffalo Known Exploited Vulnerabilities
Track evidence-backed exploitation affecting Buffalo products, including the gap beyond CISA KEV, confidence assessments, sensor observations, and practical response context.
- Total KEVs
- 2
- Known exploited vulnerabilities affecting Buffalo products
- In CISA KEV
- 1
- Records also listed in the official catalog
- Beyond CISA KEV
- 1
- Additional exploited CVEs absent from CISA KEV
- Sensor Observed
- 0
- Buffalo KEVs with sensor-observed exploitation activity
The catalog gap matters for Buffalo exposure
One of the two exploited Buffalo CVEs tracked here are not in CISA KEV. Teams relying on the official catalog alone would miss half of this vendor portfolio.
- 50%
- Covered by CISA
- 50%
- Beyond CISA
- 2
- Product families
Attested Buffalo CVEs
Search the exploited-vulnerability portfolio, then narrow it to official CISA coverage or the additional records KEV Intelligence tracks beyond the catalog.
How exploitation is verified| CVE / description | Product | Confidence | CISA KEV | Added |
|---|---|---|---|---|
|
CVE-2021-20092
The web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 do not properly restrict... |
WSR-2533DHPL2, WSR-2533DHP3 | High | Beyond CISA | 03 Oct 2025 |
|
CVE-2021-20090
A path traversal vulnerability in the web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <=... |
Buffalo WSR-2533DHPL2, Buffalo WSR-2533DHP3 | Confirmed | In CISA | 03 Nov 2021 |
No Buffalo CVEs match this search or filter.
Showing 2 of 2 Buffalo known exploited vulnerabilities.
Recurring weakness patterns
Limitation and authentication account for two mapped occurrences across this Buffalo KEV portfolio.
Early warning alerts
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