CVE-2021-34761

Description

A vulnerability in Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to overwrite or append arbitrary data to system files using root-level privileges. The attacker must have administrative credentials on the device. This vulnerability is due to incomplete validation of user input for a specific CLI command. An attacker could exploit this vulnerability by authenticating to the device with administrative privileges and issuing a CLI command with crafted user parameters. A successful exploit could allow the attacker to overwrite or append arbitrary data to system files using root-level privileges.

Risk Information

Base Score

6.0

MODERATE

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H

EPSS Score

Exploitation Probability

0.16

Associated Vulnerability

Vulnerability	OS Platform
Cisco Firepower Threat Defense Software CLI Arbitrary File Write Vulnerability For Cisco Firepower Threat Defense Software	NCM
Exposure of Resource to Wrong Sphere Vulnerability (CVE-2021-34761)	NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE

Patch ID	Patch Description
PATCH-1706067	Security Update for Cisco Firepower Threat Defense Software Gibraltar-16.12.5

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234