How severe is CVE-2020-3539?

CVE-2020-3539 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2020-3539 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3539?

CVE-2020-3539 affects Cisco Prime Data Center Network Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-3539?

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

Does CVE-2020-3539 have an EU (EUVD) identifier?

Yes. CVE-2020-3539 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-24810.

When was CVE-2020-3539 published?

CVE-2020-3539 was published on 2024-11-18 and last updated on 2026-06-17.

CVE-2020-3539

CVE-2020-3539 is a medium-severity vulnerability in Cisco Prime Data Center Network Manager with a CVSS 3.x base score of 6.3. 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-285.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2020-24810
Weakness: CWE-285
Affected product: Cisco Prime Data Center Network Manager
Published: 2024-11-18
Last modified: 2026-06-17

Description

A vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to view, modify, and delete data without proper authorization. The vulnerability is due to a failure to limit access to resources that are intended for users with Administrator privileges. An attacker could exploit this vulnerability by convincing a user to click a malicious URL. A successful exploit could allow a low-privileged attacker to list, view, create, edit, and delete templates in the same manner as a user with Administrator privileges.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Frequently asked questions

What is CVE-2020-3539?: A vulnerability in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow an authenticated, remote attacker to view, modify, and delete data without proper authorization. The vulnerability is due to a failure to limit access to resources that are intended for users with Administrator privileges. An attacker could exploit this vulnerability by convincing a user to click a malicious URL. A successful exploit could allow a low-privileged attacker to list, view, create, edit, and delete templates in the same manner as a user with Administrator privileges.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
How severe is CVE-2020-3539?: CVE-2020-3539 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2020-3539 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3539?: CVE-2020-3539 affects Cisco Prime Data Center Network Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-3539?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2020-3539 have an EU (EUVD) identifier?: Yes. CVE-2020-3539 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2020-24810.
When was CVE-2020-3539 published?: CVE-2020-3539 was published on 2024-11-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cisco:prime_data_center_network_manager:*:*:*:*:*:*:*:*

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