CVE-2021-21894
CRITICAL
9,1
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: high
User Interaction: none
Scope: changed
Confidentiality: high
Integrity: high
Availability: high
MEDIUM
6,5
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: single
Confidentiality: partial
Integrity: partial
Availability: partial
Description
AI Translation Available
A directory traversal vulnerability exists in the Web Manager FsTFtp functionality of Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU). A specially crafted HTTP request can lead to arbitrary file overwrite FsTFtp file disclosure. An attacker can make an authenticated HTTP request to trigger this vulnerability.
EPSS (Exploit Prediction Scoring System)
Trend Analysis
EPSS (Exploit Prediction Scoring System)
Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.
EPSS Score
0,0128
Percentile
0,8th
Updated
EPSS Score Trend (Last 90 Days)
22
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
StableCommon Consequences
Security Scopes Affected:
Integrity
Confidentiality
Availability
Potential Impacts:
Execute Unauthorized Code Or Commands
Modify Files Or Directories
Read Files Or Directories
Dos: Crash, Exit, Or Restart
Applicable Platforms
Technologies:
AI/ML
Operating System
Premierwave 2050 Firmware by Lantronix
CPE Identifier
View Detailed Analysis
cpe:2.3:o:lantronix:premierwave_2050_firmware:8.9.0.0:r4:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1337
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1337