CVE-2021-20092 json
The web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 do not properly restrict acc…
published 2021-04-29 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-7549
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 8.2%
- EPSS 8.2% chance of exploitation in 30 days, percentile 94%
- public exploits
- 0
- none known, plus a Nuclei check
Summary
The web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 do not properly restrict access to sensitive information from an unauthorized actor.
Exploit prediction
8.17% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- Nuclei template Buffalo WSR-2533DHPL2 - Improper Access Control nuclei detection template
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- n/a Buffalo WSR-2533DHPL2, Buffalo WSR-2533DHP3
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
tenable.com
/security/research/tra-2021-13
third-party-advisory
Sources
- CVE List CVE-2021-20092
- NVD CVE-2021-20092
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