Security readout for executives and security teams
CVE-2004-1666 affects Trillian 0.74i, an old instant messaging client. A malicious or compromised MSN server could send an overly long line to the MSN module and potentially run code on the user’s machine. Business urgency is mainly for organizations with legacy endpoints or archived lab systems still running this version. Exposure appears limited to systems running Trillian 0.74i with the MSN module in use. The public evidence does not quantify prevalence. Treat as a legacy software risk and verify through endpoint inventory rather than assuming it is absent. Prioritize remediation if legacy Trillian exists in production or user workstations. If inventory confirms it is absent, residual risk is low. The main executive concern is unmanaged legacy software, not a broad current-platform exposure. Mitigation focus: Find and remove Trillian 0.74i from managed endpoints.; Disable or block the MSN module where removal is not immediately possible.; Restrict legacy IM clients from connecting to untrusted servers..
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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Execution behavior lookup
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Open ATT&CK lookupCVE-2004-1666 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
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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
- trillian-msn-bo(17292)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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