How severe is CVE-2019-1894?

CVE-2019-1894 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-1894 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-1894?

CVE-2019-1894 affects Cisco Enterprise Nfv Infrastructure Software. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-1894?

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-2019-1894 published?

CVE-2019-1894 was published on 2019-07-06 and last updated on 2026-06-17.

CVE-2019-1894

CVE-2019-1894 is a high-severity vulnerability in Cisco Enterprise Nfv Infrastructure Software with a CVSS 3.x base score of 7.2. 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: High (CVSS 3.x base score 7.2)
CVSS v2: 9.0
EPSS exploit prediction: 3% (88th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
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, remote attacker with administrator privileges to overwrite or read arbitrary files on the underlying operating system (OS) of an affected device. The vulnerability is due to improper input validation in NFVIS filesystem commands. An attacker could exploit this vulnerability by using crafted variables during the execution of an affected command. A successful exploit could allow the attacker to overwrite or read arbitrary files on the underlying OS.

Frequently asked questions

What is CVE-2019-1894?: A vulnerability in Cisco Enterprise NFV Infrastructure Software (NFVIS) could allow an authenticated, remote attacker with administrator privileges to overwrite or read arbitrary files on the underlying operating system (OS) of an affected device. The vulnerability is due to improper input validation in NFVIS filesystem commands. An attacker could exploit this vulnerability by using crafted variables during the execution of an affected command. A successful exploit could allow the attacker to overwrite or read arbitrary files on the underlying OS.
How severe is CVE-2019-1894?: CVE-2019-1894 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-1894 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-1894?: CVE-2019-1894 affects Cisco Enterprise Nfv Infrastructure Software. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-1894?: 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-2019-1894 published?: CVE-2019-1894 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-file-readwrite

Affected products (1)

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

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