6.3 Medium
AI Score
Confidence
Low
0.015 Low
EPSS
Percentile
87.1%
Outlook Web Access (OWA) in Microsoft Exchange 5.5, SP4 and earlier, allows remote attackers to identify valid user email addresses by directly accessing a back-end function that processes the global address list (GAL).
support.microsoft.com/support/kb/articles/Q307/1/95.ASP
www.securityfocus.com/bid/3301
docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-047
exchange.xforce.ibmcloud.com/vulnerabilities/7089