CVE-2021-21882

2021-12-2218:06:32

CWE-78

talos

www.cve.org

os command injection

web manager

fsunmount

lantronix premierwave 2050 8.9.0.0r4

http request

CVSS3

9.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

AI Score

9.1

Confidence

High

EPSS

0.003

Percentile

70.2%

JSON

An OS command injection vulnerability exists in the Web Manager FsUnmount functionality of Lantronix PremierWave 2050 8.9.0.0R4. A specially-crafted HTTP request can lead to arbitrary command execution. An attacker can make an authenticated HTTP request to trigger this vulnerability.

CNA Affected

[
  {
    "product": "Lantronix",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Lantronix PremierWave 2050 8.9.0.0R4 (in QEMU)"
      }
    ]
  }
]