Published: 18/06/2001 Updated: 10/10/2017

CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10

VMScore: 755

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

IPFilter 3.4.16 and previous versions does not include sufficient session information in its cache, which allows remote malicious users to bypass access restrictions by sending fragmented packets to a restricted port after sending unfragmented packets to an unrestricted port.

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darren reed ipfilter
freebsd freebsd
openbsd openbsd 2.8

source: wwwsecurityfocuscom/bid/2545/info IPFilter is a packet filtering implementation that is in wide use on a variety of Unix systems There exists a vulnerability in IPFilter that can allow an attacker to communicate with blocked ports on hosts behind an IPFilter firewall The vulnerability is the result of IPFilter caching the deci ...

NVD-CWE-Other http://archives.neohapsis.com/archives/freebsd/2001-04/0338.html http://marc.info/?l=bugtraq&m=98679734015538&w=2 https://exchange.xforce.ibmcloud.com/vulnerabilities/6331 https://nvd.nist.gov https://www.exploit-db.com/exploits/20730/

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CVE-2001-0402

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