CVE-2020-3417
Summary
| CVE | CVE-2020-3417 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2020-09-24 18:15:00 UTC |
| Updated | 2023-11-07 03:22:00 UTC |
| Description | A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker to execute persistent code at boot time and break the chain of trust. This vulnerability is due to incorrect validations by boot scripts when specific ROM monitor (ROMMON) variables are set. An attacker could exploit this vulnerability by installing code to a specific directory in the underlying operating system (OS) and setting a specific ROMMON variable. A successful exploit could allow the attacker to execute persistent code on the underlying OS. To exploit this vulnerability, the attacker would need access to the root shell on the device or have physical access to the device. |
Risk And Classification
Problem Types: CWE-78
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Cisco | Ios Xe | 16.10.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1d | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1e | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1f | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1g | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1t | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1w | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1x | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1y | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.2a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.2s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.2t | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.3a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.4 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.4a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.4s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.5 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.5a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.5b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.6 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.7 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.7a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.4 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1d | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1e | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1d | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.2a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.2s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.3a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.3h | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.3s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.4 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.4c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.5 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.5f | All | All | All |
| Operating System | Cisco | Ios Xe | 17.1.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 17.1.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 17.1.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 17.1.1t | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.0sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1asp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1bsp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1csp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1gsp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1hsp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1isp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.2asp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.2sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.3asp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.3bsp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.3sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.4sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.5sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.6sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.7sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.8asp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.8sp | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1d | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1e | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1f | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1g | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.10.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.11.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1t | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1w | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1x | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.1y | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.2a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.2s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.2t | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.12.3a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.4 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.4a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.4s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.5 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.5a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.5b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.6 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.7 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.6.7a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.7.4 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1d | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1e | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.8.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1b | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1d | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.2 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.2a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.2s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.3 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.3a | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.3h | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.3s | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.4 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.4c | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.5 | All | All | All |
| Operating System | Cisco | Ios Xe | 16.9.5f | All | All | All |
| Operating System | Cisco | Ios Xe | 17.1.1 | All | All | All |
| Operating System | Cisco | Ios Xe | 17.1.1a | All | All | All |
| Operating System | Cisco | Ios Xe | 17.1.1s | All | All | All |
| Operating System | Cisco | Ios Xe | 17.1.1t | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.0sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1asp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1bsp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1csp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1gsp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1hsp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1isp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.1sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.2asp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.2sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.3asp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.3bsp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.3sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.4sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.5sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.6sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.7sp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.8asp | All | All | All |
| Operating System | Cisco | Ios Xe | 3.18.8sp | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Cisco IOS XE Software Arbitrary Code Execution Vulnerability | CISCO | tools.cisco.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.