How severe is CVE-2019-1893?

CVE-2019-1893 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-2019-1893 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-1893?

CVE-2019-1893 affects Cisco Enterprise Nfv Infrastructure Software. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-1893?

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-2019-1893 published?

CVE-2019-1893 was published on 2019-07-06 and last updated on 2026-06-17.

CVE-2019-1893

CVE-2019-1893 is a high-severity vulnerability in Cisco Enterprise Nfv Infrastructure Software 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-78.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 7.2
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Cisco Enterprise Nfv Infrastructure Software
Published: 2019-07-06
Last modified: 2026-06-17

Description

A vulnerability in Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system (OS) of an affected device as root. The vulnerability is due to insufficient input validation of a configuration file that is accessible to a local shell user. An attacker could exploit this vulnerability by including malicious input during the execution of this file. A successful exploit could allow the attacker to execute arbitrary commands on the underlying OS as root.

Frequently asked questions

What is CVE-2019-1893?: A vulnerability in Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system (OS) of an affected device as root. The vulnerability is due to insufficient input validation of a configuration file that is accessible to a local shell user. An attacker could exploit this vulnerability by including malicious input during the execution of this file. A successful exploit could allow the attacker to execute arbitrary commands on the underlying OS as root.
How severe is CVE-2019-1893?: CVE-2019-1893 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-2019-1893 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-1893?: CVE-2019-1893 affects Cisco Enterprise Nfv Infrastructure Software. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-1893?: 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-2019-1893 published?: CVE-2019-1893 was published on 2019-07-06 and last updated on 2026-06-17.

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190703-nfvis-commandinj

Affected products (1)

cpe:2.3:a:cisco:enterprise_nfv_infrastructure_software:3.9.1:*:*:*:*:*:*:*

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