CVE-2019-1890

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.63% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 47.9% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-07-04 20:00Z7 YR AGO

Last updated

2024-11-21 19:20Z1 YR AGO

Reserved

2018-12-06

Assigning CNA

cisco

Record state

PUBLISHED

Severity

High (CVSS 7.4)

CNA CVSS vector

CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N

Weaknesses

• CWE-284Improper Access ControlPillar

Data version

5.1

Document digest

5c2e1100c8c7f690a4644b13f24485d58aca479b7a61aa1642969b3de898d8be

• tools.cisco.com20190703 Cisco Nexus 9000 Series Fabric Switches ACI Mode Fabric Infrastructure VLAN Unauthorized Access Vulnerabilityhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190703-n9kaci-bypassvendor-advisoryx_refsource_CISCO
• www.securityfocus.com109052http://www.securityfocus.com/bid/109052vdb-entryx_refsource_BID