Symantec » Norton Internet Security : Security Vulnerabilities, CVEs, Published In 2002

Buffer overflow in HTTP Proxy for Symantec Norton Personal Internet Firewall 3.0.4.91 and Norton Internet Security 2001 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a large outgoing HTTP request.

Norton Internet Security 2001 opens log files with FILE_SHARE_READ and FILE_SHARE_WRITE permissions, which could allow remote attackers to modify the log file contents while Norton Internet Security is running.