Medium severity4.8NVD Advisory· Published Feb 12, 2021· Updated Jun 17, 2026
CVE-2021-20649
CVE-2021-20649
Description
ELECOM WRC-300FEBK-S contains an improper certificate validation vulnerability. Via a man-in-the-middle attack, an attacker may alter the communication response. As a result, an arbitrary OS command may be executed on the affected device.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- cpe:2.3:o:elecom:wrc-300febk-s_firmware:-:*:*:*:*:*:*:*
(expand)+ 1 more
- (no CPE)
- (no CPE)range: WRC-300FEBK-S
Patches
Vulnerability mechanics
References
2- jvn.jp/en/jp/JVN47580234/index.htmlnvdThird Party Advisory
- www.elecom.co.jp/news/security/20210126-01/nvdVendor Advisory
News mentions
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