Critical severity9.8NVD Advisory· Published Jul 7, 2021· Updated Jun 17, 2026
CVE-2021-20776
CVE-2021-20776
Description
Improper authentication vulnerability in SCT-40CM01SR and AT-40CM01SR allows an attacker to bypass access restriction and execute an arbitrary command via telnet.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- A-Stage Inc./SCT-40CM01SR and AT-40CM01SRv5Range: all versions
Patches
Vulnerability mechanics
References
1- jvn.jp/en/jp/JVN21636825/index.htmlnvdThird Party Advisory
News mentions
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