CVEvulnerability

CVE-2023-20234

6.0 MEDIUM Published 2023-08-23 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-08-23
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
CVSS 3.1 ([email protected])
6.0 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Weaknesses
CWE-73, CWE-732

Description

A vulnerability in the CLI of Cisco FXOS Software could allow an authenticated, local attacker to create a file or overwrite any file on the filesystem of an affected device, including system files. The vulnerability occurs because there is no validation of parameters when a specific CLI command is used. An attacker could exploit this vulnerability by authenticating to an affected device and using the command at the CLI. A successful exploit could allow the attacker to overwrite any file on the disk of the affected device, including system files. The attacker must have valid administrative credentials on the affected device to exploit this vulnerability.

Affected configurations

• cisco firepower extensible operating system

Related

Weakness · CWE (2)

  • CWE-73 External Control of File Name or Path weakness
  • CWE-732 Incorrect Permission Assignment for Critical Resource weakness

References