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TI-2001-00055 Aliases CVE-2001-0055GHSA-3528-g9ff-867j

CBOS 2.4.1 and earlier in Cisco 600 routers allows remote attackers to cause a denial of…

Priority LOW 25Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · Partial
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

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.

Why it matters now

EPSS 0.01291 70th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:cisco:broadband_operating_system:*:*:*:*:*:*:*:*up to 2.3.8VulnerableCisco
cpe:2.3:h:cisco:cisco_6xx_routers:*:*:*:*:*:*:*:*all versionsVulnerableCisco
  • cpe:2.3:o:cisco:broadband_operating_system:*:*:*:*:*:*:*:* Versions up to 2.3.8 Vulnerable ·Cisco
  • cpe:2.3:h:cisco:cisco_6xx_routers:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2001-0055
  2. 2026-10-03 Alias added: GHSA-3528-g9ff-867j

References

Advisory 1

  • TI-2001-00056 The Cisco Web Management interface in routers running CBOS 2.4.1 and earlier does not log… CVSS 2.0HIGH 7.5
  • TI-2001-00058 The Web interface to Cisco 600 routers running CBOS 2.4.1 and earlier allow remote… CVSS 2.0MEDIUM 5.0
  • TI-2001-00057 Cisco 600 routers running CBOS 2.4.1 and earlier allow remote attackers to cause a denial… CVSS 2.0MEDIUM 5.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences