CVE-2019-1650

Cisco SD-WAN Solution Arbitrary File Overwrite Vulnerability

HIGH
8.8
CVSS Score
Published: January 24, 2019 at 03:00 PM UTC
Updated: June 17, 2026 at 02:28 AM UTC
13 products affected across 1 vendorSd WANVsmart ControllerVedge 1000 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 3%
SSVC
No known exploit

Description

A vulnerability in the Cisco SD-WAN Solution could allow an authenticated, remote attacker to overwrite arbitrary files on the underlying operating system of an affected device. The vulnerability is due to improper input validation of the save command in the CLI of the affected software. An attacker could exploit this vulnerability by modifying the save command in the CLI of an affected device. A successful exploit could allow the attacker to overwrite arbitrary files on the underlying operating system of an affected device and escalate their privileges to the root user.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 18.4.0
Affected range stops below 18.4.0, so it looks safe — our inference, not a vendor statement
All versions
cisco-vedge-100 (same device)
All versions
cisco-vedge-1000 (same device)
All versions
cisco-vedge-2000 (same device)
All versions
cisco-vedge-5000 (same device)
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20CWE-78

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