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CVE-2002-0514

CVE information

Published

20 years ago

Last Modified

14 years ago

CVSSv2.0 Severity

Medium

Impact Analysis

Description

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..

CVSSv2.0 Score

Severity
Medium
Base Score
5/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
2.9/10
Confidentiality Impact
Partial
Availability Impact
None
Integrity Impact
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*
  Yes
- -