Security readout for executives and security teams
MiniSmtp 3.0.11818 in NJStar Communicator has a buffer overflow that could let a remote attacker run code by sending a crafted packet. The source bundle does not provide CVSS scoring, named patches, or evidence of active exploitation. Exposure is most likely on hosts running NJStar Communicator with MiniSmtp 3.0.11818, especially where the MiniSmtp service accepts untrusted network traffic. Treat this as a legacy remote code execution risk. Prioritize discovery and containment of reachable instances, then follow vendor or CERT guidance because the provided sources do not name a patch. Mitigation focus: Inventory systems for NJStar Communicator and MiniSmtp 3.0.11818.; Check NJStar and CERT guidance for fixed versions or vendor instructions.; Restrict network access to the MiniSmtp service where business use remains necessary..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2011-4040 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.