Vulnerability in Buffalo Wsr-2533dhp3-bk

CVE-2021-20091

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 configur…

EPSS: 0.088 (94.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-20091?
CVE-2021-20091 is a high-severity vulnerability in Buffalo Wsr-2533dhp3-bk. CVSS score: 8.8/10. Published 2021-04-29.
How severe is CVE-2021-20091?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-20091 known to be exploited?
3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.