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CVE-2018-0347

• Severity: high (CVSS 7.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-18 · updated 2026-06-17
• Weakness: CWE-77

Description

A vulnerability in the Zero Touch Provisioning (ZTP) subsystem of the Cisco SD-WAN Solution could allow an authenticated, local attacker to inject arbitrary commands that are executed with root privileges. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by authenticating to the device and submitting malicious input to the affected parameter. The attacker must be authenticated to access the affected parameter. A successful exploit could allow an attacker to execute commands with root privileges. This vulnerability affects the following Cisco products if they are running a release of the Cisco SD-WAN Solution prior to Release 18.3.0: vEdge 100 Series Routers, vEdge 1000 Series Routers, vEdge 2000 Series Routers, vEdge 5000 Series Routers. Cisco Bug IDs: CSCvi69906.

Affected products

• Cisco Vbond Orchestrator: all versions
• Cisco Vedge-1000 Firmware: before 18.3.0 — fixed in 18.3.0
• Cisco Vedge-100 Firmware: before 18.3.0 — fixed in 18.3.0
• Cisco Vedge-2000 Firmware: before 18.3.0 — fixed in 18.3.0
• Cisco Vedge-5000 Firmware: before 18.3.0 — fixed in 18.3.0
• Cisco Vedge-Plus: all versions
• Cisco Vedge-Pro: all versions
• Cisco Vedge 100B Firmware: before 18.3.0 — fixed in 18.3.0
• Cisco Vedge 100M Firmware: before 18.3.0 — fixed in 18.3.0
• Cisco Vedge 100Wm Firmware: before 18.3.0 — fixed in 18.3.0
• Cisco Vmanage Network Management: all versions
• Cisco Vsmart Controller: all versions

How to fix

Upgrade to a fixed version: Cisco Vedge-1000 Firmware 18.3.0; Cisco Vedge-100 Firmware 18.3.0; Cisco Vedge-2000 Firmware 18.3.0; Cisco Vedge-5000 Firmware 18.3.0; Cisco Vedge 100B Firmware 18.3.0; Cisco Vedge 100M Firmware 18.3.0; Cisco Vedge 100Wm Firmware 18.3.0. Check the vendor advisory for mitigations.

References

• http://www.securityfocus.com/bid/104862
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180718-sdwan-ci
• http://www.securityfocus.com/bid/104862
• https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180718-sdwan-ci

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