Threats / VMware / CVE-2023-20887
CVE-2023-20887
· EUVD no mirror located
· GCVE no mirror located
Verified 2026-06-22
VMware Aria Operations for Networks vulnerability
VMware Aria Operations for Networks contains a command injection vulnerability allowing remote code execution to network-adjacent attackers.
Verdict
Today item — known-exploited.
A command injection flaw in Aria Operations for Networks enables unauthenticated or low-privileged network access to execute arbitrary commands, leading to full system compromise. Active exploitation in the wild increases operational risk.
01
Is it exploitable?
— the evidence, ranked above the scoreExploit available
Fully weaponized — public exploit code is cataloged for this vulnerability.We link the existence of the exploit; we do not host or redistribute payloads.
Reported exploitation
631 independent public reports of in-the-wild exploitation are cataloged.Distinct reporting sources (vendor, incident response, government); open them for the underlying claims.
Exploited in the wild
Listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-06-22).
Probability (EPSS)
EPSS 0.98125 — modeled likelihood of exploitation activity.EPSS is a daily-changing model output — open the source for today's value.
Severity / affected
Affected: VMware, Aria Operations for Networks. Confirm exact fixed builds in the vendor advisory.
Weakness (CWE)
Mapped to CWE-77 Command Injection — weakness family: Injection.CWE assignment from the public NVD record; the weakness class drives how the flaw is exploited.
02
Who’s exploiting it?
— attribution turns risk into urgencyAttribution not established
No confirmed (advisory-backed) threat-actor attribution is established for this record. Absence of a named actor is not absence of compromise — see Coverage & confidence.
03
Why it matters
— the attack path, told twice: adversary, then board1
Front door — unauthenticated access narrative 1
Attacker
I craft a malicious network request containing shell metacharacters to inject commands into the vulnerable input handler.
Business
Attackers gain initial foothold on network monitoring infrastructure without authentication barriers.
2
Keys to the kingdom — privilege/identity takeover narrative 2
Attacker
I execute arbitrary system commands with the privileges of the Aria Operations service process.
Business
Complete compromise of the monitoring platform exposes network topology, credentials, and operational visibility to adversaries.
3
Lateral reach — past segmentation narrative 3
Attacker
I establish persistent access and pivot to connected infrastructure using compromised credentials or lateral movement.
Business
Breach scope expands beyond the monitoring tool to critical network assets and dependent systems.
04
What to do
— defensible action- Remediate per the vendor advisory — confirm the fixed build for your version and verify exposure.1
Say it to the boardA vulnerability with this evidence profile is a defensible budget line, not a backlog ticket — fund the change against the proof above.
05