CVE-2001-0660

medium Microsoft
CVSS v3 Base Score
5.0
AV:N/AC:L/Au:N/C:P/I:N/A:N
EPSS Score
19.6%
Exploitation probability in 30 days
Top 5% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Confidentiality
P
Integrity
None
Availability
None
Published: October 30, 2001 (8962 days ago)
Last Modified: April 16, 2026
Vendor: Microsoft
Source: NVD

Description

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).

CWE

NVD-CWE-Other

Affected Products

microsoft exchange server

References

🔗 support.microsoft.com 🔗 www.securityfocus.com 🔗 docs.microsoft.com 🔗 exchange.xforce.ibmcloud.com 🔗 support.microsoft.com