PT-2026-23036 · Cisco · Secure Ftd+2

Keane Okelley · Published 2026-03-04 · Updated 2026-03-05 · CVE-2026-20016

Positive Technologies (AI Summary)

CVSS v3.1

6.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco Secure Firewall ASA Software and Secure FTD Software (affected versions not specified)

Description A flaw exists in the Cisco FXOS Software CLI feature that may allow a local attacker with administrative access to execute arbitrary commands on the underlying operating system with root-level privileges. This is due to inadequate validation of user-provided command arguments. An attacker could exploit this by submitting specially crafted input for specific CLI commands.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Argument Injection

Weakness Enumeration

CWE-88

Related Identifiers

CVE-2026-20016

Affected Products

Cisco Fxos

Cisco Secure Firewall Asa

Secure Ftd

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2026-20016 · Security Note
• https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-cmd-inj-mTzGZexf · Vendor Advisory
• https://twitter.com/fernandokarl/status/2029364590723621191 · Twitter Post
• https://twitter.com/CVEnew/status/2029272778365420031 · Twitter Post