Cisco FXOS Software Command Injection Vulnerability (CVE-2019-1779)

medium Nessus Plugin ID 129980


The remote device is missing a vendor-supplied security patch


According to its self-reported version, Cisco FXOS Software is affected by the vulnerability that allows an authenticated, local attacker to execute arbitrary commands on the underlying operating system of an affected device with elevated privileges. The vulnerability is due to insufficient validation of arguments passed to certain CLI commands. An attacker could exploit this vulnerability by including malicious input as the argument of an affected command. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with elevated privileges. An attacker would need valid device credentials to exploit this vulnerability.

Please see the included Cisco BIDs and Cisco Security Advisory for more information


Upgrade to the relevant fixed version referenced in Cisco bug ID CSCvj00418

See Also

Plugin Details

Severity: Medium

ID: 129980

File Name: cisco-sa-20190515-fxos-cmdinj-1779.nasl

Version: 1.5

Type: local

Family: CISCO

Published: 10/17/2019

Updated: 3/25/2020

Risk Information


Risk Factor: Medium

Score: 5.9


Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2019-1779


Risk Factor: Medium

Base Score: 6.7

Temporal Score: 5.8

Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:fxos

Required KB Items: installed_sw/FXOS

Exploit Ease: No known exploits are available

Patch Publication Date: 5/15/2019

Vulnerability Publication Date: 5/15/2019

Reference Information

CVE: CVE-2019-1779

BID: 108394

CWE: 77

CISCO-SA: cisco-sa-20190515-nxos-fxos-cmdinj-1779

IAVA: 2019-A-0173