How severe is CVE-2018-6961?

CVE-2018-6961 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-6961 being actively exploited?

Yes. CVE-2018-6961 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2018-6961?

CVE-2018-6961 affects Vmware Nsx Sd-wan By Velocloud. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-6961?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2018-6961 have an EU (EUVD) identifier?

Yes. CVE-2018-6961 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-18705. It is also flagged as exploited in the EUVD (since 2022-03-25).

When was CVE-2018-6961 published?

CVE-2018-6961 was published on 2018-06-11 and last updated on 2026-06-17.

CVE-2018-6961

CVE-2018-6961 is a high-severity vulnerability in Vmware Nsx Sd-wan By Velocloud with a CVSS 3.x base score of 8.1. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-03-25). The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 6.8
EPSS exploit prediction: 86% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-03-25)
EU (EUVD) id: EUVD-2018-18705
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-03-25)
Weakness: CWE-78
Affected product: Vmware Nsx Sd-wan By Velocloud
Published: 2018-06-11
Last modified: 2026-06-17

Description

VMware NSX SD-WAN Edge by VeloCloud prior to version 3.1.0 contains a command injection vulnerability in the local web UI component. This component is disabled by default and should not be enabled on untrusted networks. VeloCloud by VMware will be removing this service from the product in future releases. Successful exploitation of this issue could result in remote code execution.

Frequently asked questions

What is CVE-2018-6961?: VMware NSX SD-WAN Edge by VeloCloud prior to version 3.1.0 contains a command injection vulnerability in the local web UI component. This component is disabled by default and should not be enabled on untrusted networks. VeloCloud by VMware will be removing this service from the product in future releases. Successful exploitation of this issue could result in remote code execution.
How severe is CVE-2018-6961?: CVE-2018-6961 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-6961 being actively exploited?: Yes. CVE-2018-6961 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2018-6961?: CVE-2018-6961 affects Vmware Nsx Sd-wan By Velocloud. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-6961?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2018-6961 have an EU (EUVD) identifier?: Yes. CVE-2018-6961 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2018-18705. It is also flagged as exploited in the EUVD (since 2022-03-25).
When was CVE-2018-6961 published?: CVE-2018-6961 was published on 2018-06-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:vmware:nsx_sd-wan_by_velocloud:*:*:*:*:*:*:*:*

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