CVE-2001-0055

Name: CVE-2001-0055
Creator: NVD / NIST
Published: 2001-02-16T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.29%

Last modified Jun 16, 2026

CVE-2001-0055 is a vulnerability of currently unknown severity. CBOS 2.4.1 and earlier in Cisco 600 routers allows remote attackers to cause a denial of service via a slow stream of TCP SYN packets.. EPSS estimates a 1.29% chance of exploitation in the next 30 days.

Description

CBOS 2.4.1 and earlier in Cisco 600 routers allows remote attackers to cause a denial of service via a slow stream of TCP SYN packets.

Metrics

EPSS Probability

1.29%

66.6th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Cisco	Broadband Operating System	<= 2.3.8
Cisco	Cisco 6xx Routers	All versions

References

Timeline

Published: Feb 16, 2001
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2001-0055?

CBOS 2.4.1 and earlier in Cisco 600 routers allows remote attackers to cause a denial of service via a slow stream of TCP SYN packets.

How severe is CVE-2001-0055?

Severity scoring for CVE-2001-0055 is pending analysis. The EPSS model estimates a 1.29% probability of exploitation in the next 30 days.

How do I fix CVE-2001-0055?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2001-0055?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST