Security readout for executives and security teams
WebCalendar 1.0.1 has a flaw in its export handler that can let a remote attacker overwrite WebCalendar data files by tampering with a request parameter. The main business risk is calendar data integrity and service reliability, not proven system compromise from the provided sources. Exposure is most likely where legacy WebCalendar 1.0.1 remains reachable on an internal or public web server. Organizations not running WebCalendar, or running a later remediated version, are unlikely to be affected based on the provided evidence. Prioritize if WebCalendar 1.0.1 is still reachable, especially externally. For most modern environments this is legacy-risk cleanup, but affected systems should be remediated because data overwrite can disrupt operations and trust in calendar records. Mitigation focus: Identify and retire any WebCalendar 1.0.1 deployments.; Check WebCalendar and distribution vendor advisories for the correct fixed version.; Restrict access to legacy WebCalendar instances until remediation is complete..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2005-3961 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-exporthandler-file-overwrite(23370)CVE reference · vdb-entry, x_refsource_XF
Products and packages named in the record
CWE details
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