Cyber Resilience

CVE-2023-20887

RCE in Vmware Aria Operations For Networks 6.2.0 – 6.10.0

CISA KEVActive ExploitationEUVD ExploitedPublic PoCRCECommand Injection
Published
07 June 2023
Modified
28 October 2025
KEV Added
22 June 2023
Patch / advisory
CVSS Score v3.1 9.8
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.98 99.9th percentile
Risk Priority 97 floored blend · peak EPSS

Summary

CVE-2023-20887 is a critical-severity Command Injection (CWE-77) vulnerability in Vmware Aria Operations For Networks. Its CVSS base score is 9.8 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Command and Scripting Interpreter (T1059); ranked in the top 0.1% of CVEs by exploit likelihood; CISA has added it to the Known Exploited Vulnerabilities catalog; a public proof-of-concept is referenced.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

VMware Aria Operations for Networks is affected by a command injection vulnerability tracked as CVE-2023-20887. The flaw, assigned CWE-77, permits unauthenticated attackers to inject and execute operating system commands, leading to full remote code execution on the target appliance. It carries a CVSS 3.1 base score of 9.8, reflecting network attack vector, low complexity, and no required privileges or user interaction.

An attacker with network reachability to an exposed Aria Operations for Networks instance can supply crafted input that bypasses input sanitization and executes arbitrary commands under the privileges of the service account. Successful exploitation grants complete control of the affected system, including the ability to read, modify, or delete data and to pivot within the management network.

VMware’s advisory VMSA-2023-0012 details the affected versions and remediation steps, while CISA has added the CVE to its Known Exploited Vulnerabilities catalog, confirming in-the-wild exploitation. The EPSS score reached a peak of 0.9721 and remains at 0.9426, indicating sustained and widespread exploitation interest following disclosure. Public exploit code has also appeared on Packet Storm.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability Data

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.

CWE(s)
KEV Date Added
22 June 2023

Related Threats

MITRE ATT&CK Enterprise Techniques

T1059 Command and Scripting Interpreter Execution
Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries.
T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
T1059.001 PowerShell Execution
Adversaries may abuse PowerShell commands and scripts for execution.
T1059.003 Windows Command Shell Execution
Adversaries may abuse the Windows command shell for execution.
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
T1059.008 Network Device CLI Execution
Adversaries may abuse scripting or built-in command line interpreters (CLI) on network devices to execute malicious command and payloads.
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2026-22719Same vendor: Vmwareboth on KEV
CVE-2023-20890Same product: Vmware Aria Operations For Networks
CVE-2024-22241Same product: Vmware Aria Operations For Networks
CVE-2024-22238Same product: Vmware Aria Operations For Networks
CVE-2024-22237Same product: Vmware Aria Operations For Networks
CVE-2024-22239Same product: Vmware Aria Operations For Networks
CVE-2023-34039Same product: Vmware Aria Operations For Networks
CVE-2024-22240Same product: Vmware Aria Operations For Networks
CVE-2024-38831Same vendor: Vmware
CVE-2023-20889Same vendor: Vmware

Affected Assets

vmware
aria operations for networks
6.2.0 — 6.10.0

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

Detect
Catch it (NIST detect / respond)

Harden
Shrink the surface (DISA STIG)

Validate
Prove the fix (OWASP ASVS)
  • V1.2.3
  • V1.2.5
  • V1.2.8
  • V1.2.9

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure SDLC practices directly require input validation and neutralization that prevent command injection.

DE.CM-09 partial match
prevents

Runtime monitoring of software and data can detect anomalous command execution resulting from injection.

ID.RA-01 partial match
prevents

Identifying recorded vulnerabilities enables remediation of command-injection flaws before exploitation.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

prevents

Secure coding standards require proper escaping and parameterization of commands, directly eliminating CWE-77.

finds

Security testing in development catches command-injection vulnerabilities before release.

prevents

Secure development life cycle mandates input validation and command construction practices that directly prevent command injection.

prevents

Application security requirements explicitly call for controls against injection flaws including command injection.

prevents

Secure architecture principles reduce the attack surface but do not prescribe the specific neutralization techniques needed.

none

Environment separation limits the blast radius of an exploited command injection but does not prevent the flaw itself.

References