Description
A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software patch on an affected device. The vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.
Published: 2019-05-15
Score: 6.7 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2019-10366 A vulnerability in the Image Signature Verification feature of Cisco NX-OS Software could allow an authenticated, local attacker with administrator-level credentials to install a malicious software patch on an affected device. The vulnerability is due to improper verification of digital signatures for patch images. An attacker could exploit this vulnerability by crafting an unsigned software patch to bypass signature checks and loading it on an affected device. A successful exploit could allow the attacker to boot a malicious software patch image.
History

Wed, 20 Nov 2024 18:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Cisco 7000 10-slot 7000 18-slot 7000 4-slot 7000 9-slot 7700 10-slot 7700 18-slot 7700 2-slot 7700 6-slot Mds 9706 Mds 9710 Mds 9718 N77-f312ck-26 N77-f324fq-25 N77-f348xp-23 N77-f430cq-36 N77-m312cq-26l N77-m324fq-25l N77-m348xp-23l N7k-f248xp-25e N7k-f306ck-25 N7k-f312fq-25 N7k-m202cf-22l N7k-m206fq-23l N7k-m224xp-23l N7k-m324fq-25l N7k-m348xp-25l Nexus 7000 Supervisor 1 Nexus 7000 Supervisor 2 Nexus 7000 Supervisor 2e Nexus 7700 Supervisor 2e Nexus 7700 Supervisor 3e Nx-os Ucs 6248up Ucs 6296up Ucs 6324 Ucs 6332 Ucs 6332-16up
cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2024-11-20T17:19:35.902Z

Reserved: 2018-12-06T00:00:00.000Z

Link: CVE-2019-1809

cve-icon Vulnrichment

Updated: 2024-08-04T18:28:42.815Z

cve-icon NVD

Status : Modified

Published: 2019-05-15T23:29:01.073

Modified: 2024-11-21T04:37:25.623

Link: CVE-2019-1809

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses