Security readout for executives and security teams
This is an old availability issue in specific Cyrus IMAP versions on BSDi 4.2. A remote interaction from PHP IMAP clients could make the IMAP service hang. The business risk is mainly legacy mail availability, not confirmed data theft or code execution. Exposure appears limited to obsolete BSDi 4.2 systems running the named Cyrus IMAP versions with IMAP reachable. Modern Cyrus deployments or non-BSDi platforms are not identified as affected in the provided sources. Treat this as a legacy-system availability risk. It is not a broad modern emergency, but any internet-facing affected mail server should be prioritized for retirement, isolation, or vendor-validated remediation. Mitigation focus: Inventory any BSDi 4.2 mail servers running Cyrus IMAP.; Check Cyrus or platform vendor guidance for historical fixes or workarounds.; Retire or upgrade unsupported BSDi and Cyrus mail infrastructure where possible..
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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CVE-2001-1154 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
- cyrus-imap-php-dos(7053)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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