VulnerabilityModified
CVE-2021-20091
An authenticated remote attacker could leverage this vulnerability to alter device configuration, potentially gaining remote code execution.
HIGH 8.8EPSS 8.80%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (8.80%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 do not properly sanitize user input. An authenticated remote attacker could leverage this vulnerability to alter device configuration, potentially gaining remote code execution.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 8.80% probability · 95th percentile
- CISA KEV
- Not listed
- Affected
- buffalo/wsr-2533dhpl2-bk firmware · buffalo/wsr-2533dhp3-bk firmware
- Source
- vulnreport@tenable.com
References
- https://www.tenable.com/security/research/tra-2021-13Third Party Advisory
- https://www.tenable.com/security/research/tra-2021-13Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.