CVE-2013-6701

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Summary

CVECVE-2013-6701
StatePUBLISHED
Assignercisco
Source PriorityCVE Program / NVD first with legacy fallback
Published2013-12-18 16:04:34 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v2.0 5 from [email protected]

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

EPSS: 0.006870000 probability, percentile 0.718390000 (date 2026-05-12)

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Cisco Cisco Ons 15454 System Software 9.0 All All All
Operating System Cisco Cisco Ons 15454 System Software 9.1 All All All
Operating System Cisco Cisco Ons 15454 System Software 9.2 All All All
Operating System Cisco Cisco Ons 15454 System Software 9.2.1 All All All
Operating System Cisco Cisco Ons 15454 System Software 9.2.2 All All All
Operating System Cisco Cisco Ons 15454 System Software 9.3 All All All
Operating System Cisco Cisco Ons 15454 System Software 9.4 All All All
Operating System Cisco Cisco Ons 15454 System Software 9.6 All All All
Hardware Cisco Ons 15454 All All All All
Operating System Cisco Ons 15454e Optical Transport Platform All All All All
Operating System Cisco Ons 15454 Mspp All All All All
Operating System Cisco Ons 15454 Mstp All All All All
Hardware Cisco Ons 15454 Multiservice Transport Platform All All All All
Hardware Cisco Ons 15454 Sdh Multiservice Provisioning Platform All All All All
Hardware Cisco Ons 15454 Sonet Multiservice Provisioning Platform All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
Cisco ONS 15454 TNC Flaw Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6701 af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Vendor Advisory
tools.cisco.com/security/center/viewAlert.x af854a3a-2127-422b-91ae-364da2661108 tools.cisco.com Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
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