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CVE-2023-20234

Published: Aug 23, 2023Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-73
NVD MITRE
4.4CVSSMEDIUM
EPSS Score
0.2%
Top 93.4%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:UC:NI:HA:N
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
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Weaknesses

CWE-73CWE-732

Affected Products

Cisco Adaptive Security Appliance (ASA) SoftwareCisco
On-premSecurity Product
Networking Infrastructure / firewall
Cisco Firepower Threat Defense SoftwareCisco
On-premSecurity Product
Networking Infrastructure / firewall
Cisco Firepower Extensible Operating System (FXOS)Cisco
On-premFirmware
Networking Infrastructure / firewall
FX-OSCisco Systems Inc.
EmbeddedFirmware
Networking Infrastructure / router-switch
firepower extensible operating systemcisco
On-premOS
Networking Infrastructure / firewall
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.
cisco systems inc.commercialUSNetworking Infrastructureaka cisco systems, cisco

Attack Graph

Products CVE Techniques Tactics

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Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fxos-arbitrary-file-BLk6YupL
sec.cloudapps.cisco.com

Timeline

Published
Aug 23, 2023
Last Updated
Nov 21, 2024

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