PT-2023-5034 · Cisco · Cisco Fxos

Published 2023-08-23 · Updated 2024-01-25 · CVE-2023-20234

Positive Technologies (AI Summary)

CVSS v2.0

4.6

Medium

Base vector

AV:L/AC:L/Au:S/C:N/I:C/A:N

Name of the Vulnerable Software and Affected Versions Cisco FXOS Software (affected versions not specified)

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.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Incorrect Permission

Weakness Enumeration

CWE-732

CWE-73

Related Identifiers

BDU:2023-05577

CVE-2023-20234

Affected Products

Cisco Fxos

References · 4

• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fxos-arbitrary-file-BLk6YupL · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-05577 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-20234 · Security Note
• https://t.me/cibsecurity/69084 · Telegram Post