How severe is CVE-2020-3380?

CVE-2020-3380 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-3380 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-3380?

CVE-2020-3380 affects Cisco Data Center Network Manager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-3380?

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

When was CVE-2020-3380 published?

CVE-2020-3380 was published on 2020-07-16 and last updated on 2026-06-17.

CVE-2020-3380

CVE-2020-3380 is a high-severity vulnerability in Cisco Data Center Network Manager with a CVSS 3.x base score of 7.8. 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-88.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-88
Affected product: Cisco Data Center Network Manager
Published: 2020-07-16
Last modified: 2026-06-17

Description

A vulnerability in the CLI of Cisco Data Center Network Manager (DCNM) could allow an authenticated, local attacker to elevate privileges to root and execute arbitrary commands on the underlying operating system. The vulnerability is due to insufficient restrictions during the execution of an affected CLI command. An attacker could exploit this vulnerability by authenticating as the fmserver user and submitting malicious input to a specific command. A successful exploit could allow the attacker to elevate privileges to root and execute arbitrary commands on the underlying operating system.

Frequently asked questions

What is CVE-2020-3380?: A vulnerability in the CLI of Cisco Data Center Network Manager (DCNM) could allow an authenticated, local attacker to elevate privileges to root and execute arbitrary commands on the underlying operating system. The vulnerability is due to insufficient restrictions during the execution of an affected CLI command. An attacker could exploit this vulnerability by authenticating as the fmserver user and submitting malicious input to a specific command. A successful exploit could allow the attacker to elevate privileges to root and execute arbitrary commands on the underlying operating system.
How severe is CVE-2020-3380?: CVE-2020-3380 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-3380 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-3380?: CVE-2020-3380 affects Cisco Data Center Network Manager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-3380?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-3380 published?: CVE-2020-3380 was published on 2020-07-16 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dcnm-privescal-zxfCH7Dg

Affected products (1)

cpe:2.3:a:cisco:data_center_network_manager:*:*:*:*:*:*:*:*

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