The tNetTaskLimit process on the Transport Node Controller (TNC) on Cisco ONS 15454…
Priority LOW 27CWE-20Published · 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
The tNetTaskLimit process on the Transport Node Controller (TNC) on Cisco ONS 15454 devices with software 9.6 and earlier does not properly prioritize health pings, which allows remote attackers to cause a denial of service (watchdog timeout and TNC reset) via a flood of network traffic, aka Bug ID CSCud97155.
Why it matters now
EPSS 0.0186 79th 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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 15
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.1:*:*:*:*:*:*:* | 9.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.2:*:*:*:*:*:*:* | 9.2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.2.1:*:*:*:*:*:*:* | 9.2.1 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.2.2:*:*:*:*:*:*:* | 9.2.2 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.3:*:*:*:*:*:*:* | 9.3 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.4:*:*:*:*:*:*:* | 9.4 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.6:*:*:*:*:*:*:* | 9.6 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ons_15454_mspp:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:o:cisco:ons_15454_mstp:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
- cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Cisco
- cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.1:*:*:*:*:*:*:* Versions 9.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.2:*:*:*:*:*:*:* Versions 9.2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.2.1:*:*:*:*:*:*:* Versions 9.2.1 Vulnerable ·Cisco
- cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.2.2:*:*:*:*:*:*:* Versions 9.2.2 Vulnerable ·Cisco
- cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.3:*:*:*:*:*:*:* Versions 9.3 Vulnerable ·Cisco
- cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.4:*:*:*:*:*:*:* Versions 9.4 Vulnerable ·Cisco
- cpe:2.3:o:cisco:cisco_ons_15454_system_software:9.6:*:*:*:*:*:*:* Versions 9.6 Vulnerable ·Cisco
- cpe:2.3:o:cisco:ons_15454_mspp:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:o:cisco:ons_15454_mstp:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
Show 5 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:ons_15454e_optical_transport_platform:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:ons_15454:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:ons_15454_multiservice_transport_platform:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:ons_15454_sdh_multiservice_provisioning_platform:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
| cpe:2.3:h:cisco:ons_15454_sonet_multiservice_provisioning_platform:*:*:*:*:*:*:*:* | all versions | Vulnerable | Cisco |
- cpe:2.3:o:cisco:ons_15454e_optical_transport_platform:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:ons_15454:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:ons_15454_multiservice_transport_platform:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:ons_15454_sdh_multiservice_provisioning_platform:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
- cpe:2.3:h:cisco:ons_15454_sonet_multiservice_provisioning_platform:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2013-6701
- 2026-10-03 Alias added: GHSA-m74r-6w7x-hrrj
References
More Cisco Ons 15454 System Software vulnerabilities
- TI-2014-01689 Cisco ONS 15454 controller cards with software 9.6 and earlier allow remote attackers to… CVSS 2.0MEDIUM 5.0
- TI-2014-01691 Cisco ONS 15454 controller cards with software 10.0 and earlier allow remote attackers to… CVSS 2.0MEDIUM 5.0
- TI-2014-01688 Cisco ONS 15454 controller cards with software 9.6 and earlier allow remote attackers to… CVSS 2.0MEDIUM 5.0
- TI-2014-01690 The session-termination functionality on Cisco ONS 15454 controller cards with software… CVSS 2.0MEDIUM 4.0
Sources
- CVE-2013-6701 · CVE Program
- CVE-2013-6701 · NVD
- FIRST EPSS
- GHSA-m74r-6w7x-hrrj · GitHub Advisory Database · CC BY 4.0
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