Security readout for executives and security teams
CVE-2006-2247 is an information disclosure issue in WebCalendar 1.0.1 through 1.0.3. The application can reveal whether a username exists by returning different error messages. By itself this is not system compromise, but it can make password guessing, phishing, and targeted account attacks easier. Exposure is most likely on internet-facing or partner-facing WebCalendar deployments running versions 1.0.1, 1.0.2, or 1.0.3. Environments without WebCalendar, or with inaccessible administrative/login flows, are unlikely to be affected. Prioritize remediation if legacy WebCalendar is internet-facing or used with valuable accounts. This is not a standalone breach indicator, but it lowers attacker effort for credential-focused attacks and should be closed during legacy application cleanup. Mitigation focus: Inventory WebCalendar instances and confirm whether versions 1.0.1 through 1.0.3 are present.; Review Debian DSA-1056 and WebCalendar vendor guidance for fixed packages or supported upgrade paths.; Restrict public access to legacy WebCalendar login flows until remediation is confirmed..
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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ATT&CK lookup starting points
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CVE-2006-2247 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
- webcalendar-user-information-disclosure(26262)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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