How severe is CVE-2016-6646?

CVE-2016-6646 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-6646 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6646?

CVE-2016-6646 primarily affects Emc Solutions Enabler. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-6646?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2016-6646 published?

CVE-2016-6646 was published on 2016-10-05 and last updated on 2026-06-17.

CVE-2016-6646

CVE-2016-6646 is a critical-severity vulnerability in Emc Solutions Enabler with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-20.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Emc Solutions Enabler
Published: 2016-10-05
Last modified: 2026-06-17

Description

The vApp Managers web application in EMC Unisphere for VMAX Virtual Appliance 8.x before 8.3.0 and Solutions Enabler Virtual Appliance 8.x before 8.3.0 allows remote attackers to execute arbitrary code via crafted input to the (1) GetSymmCmdRequest or (2) RemoteServiceHandler class.

Frequently asked questions

What is CVE-2016-6646?: The vApp Managers web application in EMC Unisphere for VMAX Virtual Appliance 8.x before 8.3.0 and Solutions Enabler Virtual Appliance 8.x before 8.3.0 allows remote attackers to execute arbitrary code via crafted input to the (1) GetSymmCmdRequest or (2) RemoteServiceHandler class.
How severe is CVE-2016-6646?: CVE-2016-6646 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-6646 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6646?: CVE-2016-6646 primarily affects Emc Solutions Enabler. In total, 10 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-6646?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2016-6646 published?: CVE-2016-6646 was published on 2016-10-05 and last updated on 2026-06-17.

References

Affected products (10)

cpe:2.3:a:dell:emc_unisphere:8.0:*:*:*:*:vmax:*:*
cpe:2.3:a:dell:emc_unisphere:8.1:*:*:*:*:vmax:*:*
cpe:2.3:a:dell:emc_unisphere:8.1.2:*:*:*:*:vmax:*:*
cpe:2.3:a:dell:emc_unisphere:8.2:*:*:*:*:vmax:*:*
cpe:2.3:a:emc:solutions_enabler:8.0:*:*:*:*:*:*:*
cpe:2.3:a:emc:solutions_enabler:8.0.3:*:*:*:*:*:*:*
cpe:2.3:a:emc:solutions_enabler:8.1:*:*:*:*:*:*:*
cpe:2.3:a:emc:solutions_enabler:8.1.2:*:*:*:*:*:*:*
cpe:2.3:a:emc:solutions_enabler:8.3:*:*:*:*:*:*:*
cpe:2.3:a:emc:unisphere:8.0.3:*:*:*:*:vmax:*:*

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