CVE-2000-0553

high

Description

Race condition in IPFilter firewall 3.4.3 and earlier, when configured with overlapping "return-rst" and "keep state" rules, allows remote attackers to bypass access restrictions.

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/4994

http://www.securityfocus.com/bid/1308

http://www.osvdb.org/1377

Details

Source: Mitre, NVD

Published: 2000-05-26

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 2.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:P/A:N

Severity: Low

CVSS v3

Base Score: 7.4

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Severity: High

EPSS

EPSS: 0.00441