How severe is CVE-2019-3754?

CVE-2019-3754 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2019-3754 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-3754?

CVE-2019-3754 primarily affects Dell Emc Unity Operating Environment. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-3754?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-3754 published?

CVE-2019-3754 was published on 2019-09-03 and last updated on 2026-06-17.

CVE-2019-3754

CVE-2019-3754 is a medium-severity vulnerability in Dell Emc Unity Operating Environment with a CVSS 3.x base score of 4.7. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
CVSS v2: 4.3
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Dell Emc Unity Operating Environment
Published: 2019-09-03
Last modified: 2026-06-17

Description

Dell EMC Unity Operating Environment versions prior to 5.0.0.0.5.116, Dell EMC UnityVSA versions prior to 5.0.0.0.5.116 and Dell EMC VNXe3200 versions prior to 3.1.10.9946299 contain a reflected cross-site scripting vulnerability on the cas/logout page. A remote unauthenticated attacker could potentially exploit this vulnerability by tricking a victim application user to supply malicious HTML or Java Script code to Unisphere, which is then reflected back to the victim and executed by the web browser.

Frequently asked questions

What is CVE-2019-3754?: Dell EMC Unity Operating Environment versions prior to 5.0.0.0.5.116, Dell EMC UnityVSA versions prior to 5.0.0.0.5.116 and Dell EMC VNXe3200 versions prior to 3.1.10.9946299 contain a reflected cross-site scripting vulnerability on the cas/logout page. A remote unauthenticated attacker could potentially exploit this vulnerability by tricking a victim application user to supply malicious HTML or Java Script code to Unisphere, which is then reflected back to the victim and executed by the web browser.
How severe is CVE-2019-3754?: CVE-2019-3754 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2019-3754 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-3754?: CVE-2019-3754 primarily affects Dell Emc Unity Operating Environment. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-3754?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-3754 published?: CVE-2019-3754 was published on 2019-09-03 and last updated on 2026-06-17.

References

https://www.dell.com/support/security/en-us/details/536796/DSA-2019-125-Dell-EMC-Unity-and-VNXe3200-Family-Reflected-Cross-Site-Scripting-Vulnerability

Affected products (3)

cpe:2.3:a:dell:emc_unity_operating_environment:*:*:*:*:*:*:*:*
cpe:2.3:a:dell:emc_unityvsa_operating_environment:*:*:*:*:*:*:*:*
cpe:2.3:o:dell:emc_vnxe3200_firmware:*:*:*:*:*:*:*:*

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