CVE-2002-0515

IPFilter 3.4.25 and earlier sets a different TTL when a port is being filtered than when it is not being filtered, which allows remote attackers to identify filtered ports by comparing TTLs.

Score

CVSS 2.0 5.0 Medium

Status

Modified - cve@mitre.org

Published

2002-08-12

Last modified

2024-08-08

Weaknesses

CWE-203

Affected products

• Ipfilter (Phildev)

References

• http://www.iss.net/security_center/static/8738.php
• http://www.securityfocus.com/archive/1/265188
• http://www.securityfocus.com/bid/4403