CVE detail

CVE-2023-20234 — CVE-2023-20234

Published 2023-08-23 · Modified 2026-06-17 · Vendor cisco · Product firepower_extensible_operating_system · Source nvd
MEDIUM
severity
CVSS-derived band
4.4
CVSS v3
0–10 scale
0.0017
EPSS probability
exploitation probability, 30d
7.0%
EPSS percentile
percentile vs all CVEs
NOT LISTED
CISA KEV
known exploited catalog

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.

Remediation

ProductVulnerable rangeFixed versionAdvisory
Cisco Cisco Adaptive Security Appliance (ASA) Softwarenot specifiedadvisory ↗

References

cvedb.io · NVD · CISA KEV · FIRST EPSS · vendor advisories (CVE Program List v5). Informational only, no warranty — verify every remediation against the vendor advisory before acting on it. This product uses data from the NVD API but is not endorsed or certified by the NVD, CISA, FIRST.org or any vendor named. CVE® is a registered trademark of The MITRE Corporation.