CVE-2024-20397
published 2024-12-04CVE-2024-20397: A vulnerability in the bootloader of Cisco NX-OS Software could allow an unauthenticated attacker with physical access to an affected device, or an…
PriorityP428medium5.2CVSS 3.1
AVPACLPRNUINSUCLIHAN
EPSS
0.30%
22.7th percentile
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.
Affected
382 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
| cisco | cisco_nx-os_software | — | — |
CVSS provenance
nvdv3.15.2MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
vendor_cisco5.2MEDIUM
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Cisco
Cisco NX-OS Software Image Verification Bypass Vulnerability
vendor_cisco·2024-12-04·CVSS 5.2
CVE-2024-20397 [MEDIUM] CWE-284 Cisco NX-OS Software Image Verification Bypass Vulnerability
Cisco NX-OS Software Image Verification Bypass Vulnerability
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.
Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
This advisory is available at the following link:https://sec.cloudapps.cisco.com/
Cisco
Cisco NX-OS Software Image Verification Bypass Vulnerability
vendor_cisco·CVSS 3.1
CVE-2024-20397 Cisco NX-OS Software Image Verification Bypass Vulnerability
CVE-2024-20397: Cisco NX-OS Software Image Verification Bypass Vulnerability
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. Cisco has released software updates that address this vulnerability. There are no
CVSS: 3.1
CWE: CWE-284, CWE-284
Bug IDs: CSCwh76163, CSCwh76166, CSCwj35846, CSCwh76163, CSCwh76166
GHSA
GHSA-p5rq-7r6m-x7rf: A vulnerability in the bootloader of Cisco NX-OS Software could allow an unauthenticated attacker with physical access to an affected device, or an au
ghsa_unreviewed·2024-12-04
CVE-2024-20397 [MEDIUM] CWE-284 GHSA-p5rq-7r6m-x7rf: A vulnerability in the bootloader of Cisco NX-OS Software could allow an unauthenticated attacker with physical access to an affected device, or an au
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.
No detection rules found.
No public exploits indexed.
2024-12-04
Published