CVE-2007-4991

medium Microsoft
CVSS v3 Base Score
5.0
AV:N/AC:L/Au:N/C:P/I:N/A:N
EPSS Score
47.5%
Exploitation probability in 30 days
Top 2% most likely to be exploited
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Confidentiality
P
Integrity
None
Availability
None
Published: September 21, 2007 (6809 days ago)
Last Modified: April 23, 2026
Vendor: Microsoft
Source: NVD

Description

The SOCKS4 Proxy in Microsoft Internet Security and Acceleration (ISA) Server 2004 SP1 and SP2 allows remote attackers to obtain potentially sensitive information (the destination IP address of another user's session) via an empty packet.

CWE

CWE-200

Affected Products

microsoft isa server

References

🔗 osvdb.org 🔗 www.securityfocus.com 🔗 www.securitytracker.com 🔗 www.zerodayinitiative.com 🔗 exchange.xforce.ibmcloud.com