Security readout for executives and security teams
This is an old denial-of-service issue in the SMTP component of Lotus Domino 4.6.1 on AS/400. A remote attacker could crash the mail server by sending an overly long string. The known impact is service disruption, not data theft or code execution, and the sources do not provide a CVSS score or confirmed fix. Exposure is likely limited to legacy Lotus Domino 4.6.1 SMTP services, especially AS/400 deployments, that remain reachable by untrusted networks. Modern environments are unlikely to be affected unless they retain old Domino mail infrastructure or unverified migrated systems. Treat this as a conditional legacy risk. It matters if the organization still runs old Lotus Domino SMTP services, because email availability could be disrupted remotely. If no Domino 4.6.1 or comparable legacy deployment exists, priority is low after verification. Mitigation focus: Identify any Lotus Domino 4.6.1 SMTP servers, especially on AS/400.; Check current vendor or maintainer guidance for fixed or supported versions.; Retire or upgrade unsupported Domino mail infrastructure where possible..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
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- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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Source materials
- CVE List V5 sourceCVE List V5
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