CVE-2002-0514 - PF in OpenBSD 3.0 with the return-rst rule sets the TTL to 128 in the RST packet, which allows remot

CVE-2002-0514

Summary

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

http://www.iss.net/security_center/static/8738.php
http://www.securityfocus.com/bid/4401
http://www.securityfocus.com/archive/1/265188

Vulnerable Configurations

cpe:2.3:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*
cpe:2.3:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*

CVSS

Base:	5.0 (as of 14-02-2024 - 15:07)
Impact:
Exploitability:

CWE

CWE-203

CAPEC

Access

Vector	Complexity	Authentication
NETWORK	LOW	NONE

Impact

Confidentiality	Integrity	Availability
PARTIAL	NONE	NONE

cvss-vector via4

AV:N/AC:L/Au:N/C:P/I:N/A:N

refmap via4

bid	4401
bugtraq	20020331 packet filter fingerprinting(open but closed, closed but filtered)
xf	firewall-rst-fingerprint(8738)

Last major update

14-02-2024 - 15:07

Published

12-08-2002 - 04:00

Last modified

14-02-2024 - 15:07