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

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published: 2019-05-15T22:15:23.669524Z

Updated: 2024-09-16T19:31:11.155Z

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

Link: CVE-2019-1809

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

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

Modified: 2023-03-24T17:46:28.160

Link: CVE-2019-1809

cve-icon Redhat

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