High severity8.8NVD Advisory· Published Jun 9, 2021· Updated Jun 17, 2026
CVE-2021-20731
CVE-2021-20731
Description
WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior allow an attacker to execute arbitrary OS commands with root privileges via unspecified vectors.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- cpe:2.3:o:buffalo:wsr-1166dhp3_firmware:*:*:*:*:*:*:*:*Range: <=1.16
- cpe:2.3:o:buffalo:wsr-1166dhp4_firmware:*:*:*:*:*:*:*:*Range: <=1.02
- Range: <= Ver.1.16
- Range: WSR-1166DHP3 firmware Ver.1.16 and prior and WSR-1166DHP4 firmware Ver.1.02 and prior
Patches
Vulnerability mechanics
References
2- jvn.jp/en/vu/JVNVU92862829/index.htmlnvdThird Party Advisory
- www.buffalo.jp/news/detail/20210531-01.htmlnvdVendor Advisory
News mentions
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