vulnerability
Cisco UCS Manager: CVE-2019-1809: Cisco NX-OS Software Patch Signature Verification Bypass Vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:L/Au:N/C:P/I:P/A:P) | May 15, 2019 | Sep 3, 2024 | Oct 1, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
May 15, 2019
Added
Sep 3, 2024
Modified
Oct 1, 2025
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.
Solution
cisco-ucs-manager-upgrade-latest
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