PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remote attackers to determine if a port is being filtered because the TTL is different than the default TTL.
References
Link Resource
http://www.iss.net/security_center/static/8738.php Broken Link Vendor Advisory
http://www.securityfocus.com/archive/1/265188 Broken Link Third Party Advisory VDB Entry Vendor Advisory
http://www.securityfocus.com/bid/4401 Broken Link Exploit Third Party Advisory VDB Entry Vendor Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2002-06-11T04:00:00

Updated: 2002-06-15T09:00:00

Reserved: 2002-06-07T00:00:00


Link: CVE-2002-0514

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2002-08-12T04:00:00.000

Modified: 2024-02-14T15:07:31.453


Link: CVE-2002-0514

JSON object: View

cve-icon Redhat Information

No data.

CWE