CVE-2026-3820
Description
Supermicro BMC firmware vulnerability allows command injection via SMTP service configuration, potentially leading to RCE or permanent compromise.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Supermicro BMC firmware vulnerability allows command injection via SMTP service configuration, potentially leading to RCE or permanent compromise.
Vulnerability
A command injection vulnerability exists in the SMTP service of Supermicro BMC firmware, specifically affecting the AS-2115HS-TNR model. An attacker can inject specially crafted characters into the SMTP service configuration, which may lead to the execution of unintended commands during process invocation.
Exploitation
An attacker with administrator privileges can exploit this vulnerability by injecting malicious characters into the SMTP service configuration. This action can trigger the execution of unintended commands on the underlying system.
Impact
Successful exploitation of this vulnerability can result in denial-of-service attacks, arbitrary code execution, or a permanent compromise of the controller. The attacker gains administrator privileges and control over the system.
Mitigation
Supermicro has released updated BMC firmware to mitigate this vulnerability. Affected users should update their BMC firmware to the fixed version. Specific fixed versions and release dates are detailed in the Supermicro advisory [1].
AI Insight generated on Jun 4, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
2Patches
0No patches discovered yet.
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
1News mentions
0No linked articles in our index yet.