CVE-2021-43474
Published: 07 April 2022
Published
07 April 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0206
84.3th percentile
Risk Priority
21
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-43474 is a critical-severity Command Injection (CWE-77) vulnerability in Dlink Dir-823G Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 15.7% 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
- 🇪🇺 ENISA EUVD: EUVD-2021-30405
Vulnerability details
An Access Control vulnerability exists in D-Link DIR-823G REVA1 1.02B05 (Lastest) via any parameter in the HNAP1 function
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
dlink
dir-823g firmware
1.02b05
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.