CVE-2026-3823Critical· 9.8▾ MidnightEHG2408 series switch developed by Atop Technologies has a Stack-based Buffer Overflow vulnerability, allowing unauthenticated remote attackers to control the program's execution flow and execute arbitrary code.
▾ Midnight zone — Critical, or high with PoC / in-the-wild
impact 53.9 · likelihood 0.2 · exploitation 0
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Exploit-prediction probability, daily snapshots since Aug 1.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.7%
0.7% → 1.0%
EHG2408 series switch developed by Atop Technologies has a Stack-based Buffer Overflow vulnerability, allowing unauthenticated remote attackers to control the program's execution flow and execute arbitrary code.
atop_ehg2408_firmware < 3.36atop_ehg2408-2sfp_firmware < 3.36Upgrade past the affected range:
atop_ehg2408_firmware 3.36atop_ehg2408-2sfp_firmware 3.36Connected by shared product, vendor, weakness, or advisory.
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