Cyber Resilience

CVE-2021-20157

HighPublic PoC

Published: 30 December 2021

Published
30 December 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0068 72.0th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-20157 is a high-severity an unspecified weakness vulnerability in Trendnet Tew-827Dru Firmware. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 28.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

It is possible for an unauthenticated, malicious user to force the device to reboot due to a hidden administrative command.

CWE(s)
NVD-CWE-noinfo

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

trendnet
tew-827dru firmware
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References