VULNERABILITY INTELLIGENCE

CVE-1999-0993

CVSS score7.5 HIGH

EPSS probability7.07%

CISA KEVNot currently listed

Published1999-12-13

Last modified2026-06-16

CVSS vectorAV:N/AC:L/Au:N/C:P/I:P/A:P

Description

Modifications to ACLs (Access Control Lists) in Microsoft Exchange 5.5 do not take effect until the directory store cache is refreshed.