Security readout for executives and security teams
CVE-2006-1158 is an old Kerio MailServer flaw where a remote IMAP request can crash the mail application. The business impact is service availability: users may lose mail access until the service restarts or is restored. The source bundle does not show data theft, privilege escalation, or active exploitation. Exposure is limited to organizations still running Kerio MailServer before 6.1.3 Patch 1, especially where IMAP is reachable from untrusted networks. Modern environments are unlikely to be affected unless legacy mail servers remain in production or archived infrastructure. Prioritize remediation if any legacy Kerio MailServer is still reachable by users or the internet. This is not presented as a data breach issue, but a mail outage can disrupt operations. If Kerio is not present, no action is needed beyond documentation. Mitigation focus: Upgrade Kerio MailServer to 6.1.3 Patch 1 or later.; Check Kerio vendor history and current support guidance.; Restrict IMAP access to trusted networks where feasible..
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-2006-1158 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
- kerio-mailserver-imap-dos(25150)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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