CVE-2023-20887 Vmware Aria Operations for Networks Command Injection Vulnerability
VMware Aria Operations for Networks (formerly vRealize Network Insight) contains a command injection vulnerability that allows a malicious actor with network access to perform an attack resulting in remote code execution.
From the CISA KEV catalogue version 2026.11.06, with Cybergen analysis. Updated 6 Nov 2026.
Should You Worry?
- CISA confirmed exploitation in the wild and added it to the Known Exploited Vulnerabilities catalogue on 22 Jun 2023.
- Rated Critical severity (CVSS 9.8, scored by CISA).
- It has been in the catalogue for 1,233 days. Systems still unpatched now have almost certainly been scanned for it.
What It Is
Aria Operations for Networks contains a command injection vulnerability. A malicious actor with network access to VMware Aria Operations for Networks may be able to perform a command injection attack resulting in remote code execution.
Affected Versions
| Product | Versions |
|---|---|
| Aria Operations for Networks (Formerly vRealize Network Insight) | Aria Operations for Networks (Formerly vRealize Network Insight) 6.x |
From the public CVE record, as supplied by the vendor. Always confirm against the vendor advisory.
What To Do Now
- 1
Find it
Search your asset inventory and external attack surface for VMware Aria Operations for Networks. Include cloud images, appliances and anything a supplier runs for you.
Attack Surface Management - 2
- 3
Hunt for compromise
If an affected system was reachable before you patched, assume it may have been hit. Check logs, new accounts, web shells and outbound connections from the date of exposure.
Incident Response - 4
Prove it is fixed
Rescan or test the system after patching. Upgrades that fail silently and forgotten secondary instances are common.
Penetration Testing
The Compliance Clock
General guidance, not legal advice. Your obligations depend on your sector, scope and jurisdiction.
Not Sure If You Are Exposed?
Our attack surface and vulnerability teams can check your internet-facing estate for CVE-2023-20887 and every other exploited flaw on the list.