What is CVE-2021-27251?

CVE-2021-27251 is a high-severity vulnerability in Netgear Br200, classified under Cleartext Transmission of Sensitive Information. CVSS score: 8.8/10. Published 2021-04-14.

How severe is CVE-2021-27251?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2021-27251 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Netgear Br200

CVE-2021-27251

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR Nighthawk R7800. Authentication is not required to exploit this vulnerability The specific flaw exists within handling of f…

EPSS: 0.007 (49.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

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

Affected products

Weakness classification (CWE)

CWE-319 — Cleartext Transmission of Sensitive Information

Public proof-of-concept exploits

rdomanski/Exploits_

References

zdi-disclosures@trendmicro.com (Patch, x_refsource_MISC, Vendor Advisory)
zdi-disclosures@trendmicro.com (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-27251?: CVE-2021-27251 is a high-severity vulnerability in Netgear Br200, classified under Cleartext Transmission of Sensitive Information. CVSS score: 8.8/10. Published 2021-04-14.
How severe is CVE-2021-27251?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2021-27251 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.