Security readout for executives and security teams
An old flaw in McAfee WebShield SMTP 4.5 let attackers slip malicious attachments past the email content filter by using unusual (Extended ASCII) characters in the file name. In practical terms, the security gateway meant to catch bad files could be tricked into ignoring them, allowing risky messages to reach users. Exposure is limited to organizations still running McAfee WebShield SMTP 4.5, an end-of-life email gateway from 2000. Any modern McAfee/Trellix or replacement email security product is not in scope. If a legacy 4.5 gateway is still filtering inbound mail, its content rules cannot be trusted against attackers aware of this technique. Very low priority for most organizations. Only act if a McAfee WebShield SMTP 4.5 gateway is still in service, in which case replacement should be treated as overdue lifecycle work rather than an urgent incident response item. Mitigation focus: Retire McAfee WebShield SMTP 4.5; it is long past end-of-life and unsupported.; Migrate inbound email filtering to a currently supported secure email gateway.; Check the current McAfee/Trellix vendor guidance before relying on any legacy WebShield configuration..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2000-1130 mapping review
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Open ATT&CK lookup- Severity
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- CVSS
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- Known Exploited
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- 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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