6
CVSSv3

CVE-2021-34761

Published: 27/10/2021 Updated: 07/11/2023
CVSS v2 Base Score: 6.6 | Impact Score: 9.2 | Exploitability Score: 3.9
CVSS v3 Base Score: 6 | Impact Score: 5.2 | Exploitability Score: 0.8
VMScore: 587
Vector: AV:L/AC:L/Au:N/C:N/I:C/A:C

Vulnerability Summary

A vulnerability in Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local malicious user 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 malicious user to overwrite or append arbitrary data to system files using root-level privileges.

Vulnerability Trend

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cisco firepower management center virtual appliance 6.2.3

cisco sourcefire defense center 6.4.0

cisco firepower threat defense

cisco sourcefire defense center 6.2.3

cisco sourcefire defense center 7.1.0

cisco firepower management center virtual appliance 7.1.0

cisco sourcefire defense center 6.6.1

cisco sourcefire defense center 6.7.0

cisco sourcefire defense center 7.0.0

cisco firepower management center virtual appliance 6.4.0

cisco firepower management center virtual appliance 6.6.1

cisco firepower management center virtual appliance 6.7.0

cisco firepower management center virtual appliance 7.0.0

Vendor Advisories

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 ...