What’s Vulnerable › Vulnerabilities

CVE-2013-6701

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2013-12-18 · updated 2026-06-17
• Weakness: CWE-20

Description

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.

Affected products

• Cisco Ons 15454 System Software: 9.0, 9.1, 9.2, 9.2.1, 9.2.2, 9.3 (+2)
• Cisco Ons 15454: all versions
• Cisco Ons 15454 Mspp: all versions
• Cisco Ons 15454 Mstp: all versions
• Cisco Ons 15454 Multiservice Transport Platform: all versions
• Cisco Ons 15454 Sdh Multiservice Provisioning Platform: all versions
• Cisco Ons 15454 Sonet Multiservice Provisioning Platform: all versions
• Cisco Ons 15454E Optical Transport Platform: all versions

References

• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6701
• http://tools.cisco.com/security/center/viewAlert.x?alertId=32200
• http://www.securitytracker.com/id/1029512
• http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6701
• http://tools.cisco.com/security/center/viewAlert.x?alertId=32200
• http://www.securitytracker.com/id/1029512

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