CVE-2024-20397
Published: Dec 4, 2024
Modified: Apr 8, 2025
CVSS v3.1
5.2
Description
A vulnerability in the bootloader of Cisco NX-OS Software could allow an unauthenticated attacker with physical access to an affected device, or an authenticated, local attacker with administrative credentials, to bypass NX-OS image signature verification. This vulnerability is due to insecure bootloader settings. An attacker could exploit this vulnerability by executing a series of bootloader commands. A successful exploit could allow the attacker to bypass NX-OS image signature verification and load unverified software.
| Vendor | Product | Versions |
|---|---|---|
Cisco | Cisco NX-OS Software | affected 8.2(5)affected 7.3(5)D1(1)affected 8.4(2)affected 8.4(3)affected 9.2(3)+180 more versions |
Cisco | Cisco NX-OS System Software in ACI Mode | affected 14.1(1j)affected 14.0(3d)affected 14.1(1k)affected 13.2(1m)affected 14.0(3c)+120 more versions |
Cisco | Cisco Unified Computing System (Managed) | affected 4.0(4c)affected 4.0(2b)affected 4.1(2a)affected 4.0(1a)affected 4.0(2a)+66 more versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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