10

CVE-2026-16812

Warnung
Medienbericht

VeloCloud Orchestrator OS Command Injection

VeloCloud Orchestrator (VCO) on-prem has a security issue where this issue may allow a remote attacker to access privileged internal functionality and impact the VCO host. Successful exploitation may compromise the confidentiality, integrity, and availability of the orchestrator and data managed by the orchestrator.




This functionality was intended to be for internal use only and is not intended to be remotely accessible.




Hosted and Dedicated versions of VCO have already been patched in advance of this notice going out.




This issue was discovered externally and is known to be actively exploited.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
AristaVelocloud Orchestrator Version >= 5.2.0 < 5.2.3.14
AristaVelocloud Orchestrator Version >= 6.1.0 < 6.1.3.4
AristaVelocloud Orchestrator Version >= 6.4.0 < 6.4.2.4
AristaVelocloud Orchestrator Version7.0.0

27.07.2026: CISA Known Exploited Vulnerabilities (KEV) Catalog

Arista VeloCloud Orchestrator On-Prem OS Command Injection Vulnerability

Schwachstelle

Arista VeloCloud Orchestrator On-Prem contains an OS command injection vulnerability that may allow a remote attacker to access privileged internal functionality and impact the VCO host. Successful exploitation may compromise the confidentiality, integrity, and availability of the orchestrator and data managed by the orchestrator.

Beschreibung

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Erforderliche Maßnahmen
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.88% 0.556
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
psirt@arista.com 10 0 0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:P/AU:X/R:X/V:X/RE:X/U:X
psirt@arista.com 10 3.9 6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Für Zugriff zu Vulnerability Intelligence ist ein VulnDex Zugang erforderlich.
VulnDex Intel
Media Report
28.07.2026 08:07
Für Zugriff zu Vulnerability Intelligence ist ein VulnDex Zugang erforderlich.
VulnDex Intel
Media Report
28.07.2026 07:37
Für Zugriff zu Vulnerability Intelligence ist ein VulnDex Zugang erforderlich.
VulnDex Intel
Media Report
28.07.2026 00:52
https://www.arista.com/en/support/advisories-notices/security-advisory/24364-security-advisory-0144
Vendor Advisory
Mitigation
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-16812
US Government Resource