CVE-2018-0090 — Improper Input Validation in Cisco Nx-os

CWE-20 — Improper Input ValidationCWE-400 — Uncontrolled Resource Consumption4 documents4 sources
Severity
7.5HIGHNVD
EPSS
1.8%
top 17.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Cisco Nx-os
Timeline
PublishedJan 18
Latest updateMay 13

Description

A vulnerability in management interface access control list (ACL) configuration of Cisco NX-OS System Software could allow an unauthenticated, remote attacker to bypass configured ACLs on the management interface. This could allow traffic to be forwarded to the NX-OS CPU for processing, leading to high CPU utilization and a denial of service (DoS) condition. The vulnerability is due to a bad code fix in the 7.3.2 code train that could allow traffic to the management interface to be misclassified…

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages1 packages

▶NVDcisco/nx-os7.3\(2\)n1\(0.6\), 8.3\(0\)kms\(0.31\), 8.8\(3.5\)s0+2

🔴Vulnerability Details

2
GHSA
GHSA-xww6-9qvq-r7pr: A vulnerability in management interface access control list (ACL) configuration of Cisco NX-OS System Software could allow an unauthenticated, remote↗2022-05-13
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CVEList
CVE-2018-0090: A vulnerability in management interface access control list (ACL) configuration of Cisco NX-OS System Software could allow an unauthenticated, remote↗2018-01-18
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📋Vendor Advisories

1
Cisco
Cisco NX-OS System Software Management Interface Denial of Service Vulnerability↗2018-01-17
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CVE-2018-0090 — Improper Input Validation in Cisco | cvebase