CVE-2020-3477
Cisco IOS and IOS XE Software Information Disclosure Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
A vulnerability in the CLI parser of Cisco IOS Software and Cisco IOS XE Software could allow an authenticated, local attacker to access files from the flash: filesystem. The vulnerability is due to insufficient application of restrictions during the execution of a specific command. An attacker could exploit this vulnerability by using a specific command at the command line. A successful exploit could allow the attacker to obtain read-only access to files that are located on the flash: filesystem that otherwise might not have been accessible.
Una vulnerabilidad en el analizador de la CLI de Cisco IOS Software y Cisco IOS XE Software, podría permitir a un atacante local autenticado acceder a archivos desde la flash: filesystem. La vulnerabilidad es debido a una aplicación insuficiente de restricciones durante la ejecución de un comando específico. Un atacante podría explotar esta vulnerabilidad mediante el uso de un comando específico en la línea de comandos. Una explotación con éxito podría permitir al atacante conseguir acceso de solo lectura a archivos que están ubicados en la flash: filesystem que de otro modo no podría haber sido accesible.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2019-12-12 CVE Reserved
- 2020-09-24 CVE Published
- 2023-03-08 EPSS Updated
- 2024-09-17 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-20: Improper Input Validation
- CWE-863: Incorrect Authorization
CAPEC
References (1)
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Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 16.3.11 Search vendor "Cisco" for product "Ios" and version "16.3.11" | - |
Affected
| in | Cisco Search vendor "Cisco" | 2610xm Search vendor "Cisco" for product "2610xm" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 16.3.11 Search vendor "Cisco" for product "Ios" and version "16.3.11" | - |
Affected
| in | Cisco Search vendor "Cisco" | 2611xm Search vendor "Cisco" for product "2611xm" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 16.3.11 Search vendor "Cisco" for product "Ios" and version "16.3.11" | - |
Affected
| in | Cisco Search vendor "Cisco" | 2612 Search vendor "Cisco" for product "2612" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 16.3.11 Search vendor "Cisco" for product "Ios" and version "16.3.11" | - |
Affected
| in | Cisco Search vendor "Cisco" | 2620xm Search vendor "Cisco" for product "2620xm" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 16.3.11 Search vendor "Cisco" for product "Ios" and version "16.3.11" | - |
Affected
| in | Cisco Search vendor "Cisco" | 2621xm Search vendor "Cisco" for product "2621xm" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 16.3.11 Search vendor "Cisco" for product "Ios" and version "16.3.11" | - |
Affected
| in | Cisco Search vendor "Cisco" | 2650xm Search vendor "Cisco" for product "2650xm" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 16.3.11 Search vendor "Cisco" for product "Ios" and version "16.3.11" | - |
Affected
| in | Cisco Search vendor "Cisco" | 2651xm Search vendor "Cisco" for product "2651xm" | - | - |
Safe
|
Cisco Search vendor "Cisco" | Ios Search vendor "Cisco" for product "Ios" | 16.3.11 Search vendor "Cisco" for product "Ios" and version "16.3.11" | - |
Affected
| in | Cisco Search vendor "Cisco" | 2691 Search vendor "Cisco" for product "2691" | - | - |
Safe
|