5.9

CVE-2026-20018

A vulnerability in the sftunnel functionality of Cisco Secure Firewall Management Center (FMC) Software and Cisco Secure Firewall Threat Defense (FTD) Software could allow an authenticated, remote attacker with administrative privileges to write arbitrary files as root on the underlying operating system.

This vulnerability is due to insufficient validation of the directory path during file synchronization. An attacker could exploit this vulnerability by crafting a directory path outside of the expected file location. A successful exploit could allow the attacker to create or replace any file on the underlying operating system.
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HerstellerCisco
Produkt Cisco Secure Firewall Management Center (FMC)
Default Statusunknown
Version 7.0.0
Status affected
Version 7.0.0.1
Status affected
Version 7.0.1
Status affected
Version 7.1.0
Status affected
Version 7.0.1.1
Status affected
Version 7.1.0.1
Status affected
Version 7.0.2
Status affected
Version 7.2.0
Status affected
Version 7.0.2.1
Status affected
Version 7.0.3
Status affected
Version 7.1.0.2
Status affected
Version 7.2.0.1
Status affected
Version 7.0.4
Status affected
Version 7.2.1
Status affected
Version 7.0.5
Status affected
Version 7.3.0
Status affected
Version 7.2.2
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Version 7.3.1
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Version 7.2.3
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Version 7.1.0.3
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Version 7.2.3.1
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Version 7.2.4
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Version 7.0.6
Status affected
Version 7.2.4.1
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Version 7.2.5
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Version 7.3.1.1
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Version 7.4.0
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Version 7.0.6.1
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Version 7.2.5.1
Status affected
Version 7.4.1
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Version 7.2.6
Status affected
Version 7.4.1.1
Status affected
Version 7.0.6.2
Status affected
Version 7.2.7
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Version 7.2.5.2
Status affected
Version 7.3.1.2
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Version 7.2.8
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Version 7.6.0
Status affected
Version 7.4.2
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Version 7.2.8.1
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Version 7.0.6.3
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Version 7.4.2.1
Status affected
Version 7.2.9
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Version 7.0.7
Status affected
Version 7.7.0
Status affected
Version 7.4.2.2
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Version 7.2.10
Status affected
Version 7.6.1
Status affected
Version 7.4.2.3
Status affected
Version 7.0.8
Status affected
Version 7.6.2
Status affected
Version 7.7.10
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Version 7.2.10.1
Status affected
Version 7.0.8.1
Status affected
Version 7.6.2.1
Status affected
Version 7.2.10.2
Status affected
Version 7.7.10.1
Status affected
Version 7.4.2.4
Status affected
Version 7.4.3
Status affected
HerstellerCisco
Produkt Cisco Secure Firewall Threat Defense (FTD) Software
Default Statusunknown
Version 7.0.0
Status affected
Version 7.0.0.1
Status affected
Version 7.0.1
Status affected
Version 7.1.0
Status affected
Version 7.0.1.1
Status affected
Version 7.1.0.1
Status affected
Version 7.0.2
Status affected
Version 7.2.0
Status affected
Version 7.0.2.1
Status affected
Version 7.0.3
Status affected
Version 7.1.0.2
Status affected
Version 7.2.0.1
Status affected
Version 7.0.4
Status affected
Version 7.2.1
Status affected
Version 7.0.5
Status affected
Version 7.3.0
Status affected
Version 7.2.2
Status affected
Version 7.2.3
Status affected
Version 7.3.1
Status affected
Version 7.1.0.3
Status affected
Version 7.2.4
Status affected
Version 7.0.6
Status affected
Version 7.2.5
Status affected
Version 7.2.4.1
Status affected
Version 7.3.1.1
Status affected
Version 7.4.0
Status affected
Version 7.0.6.1
Status affected
Version 7.2.5.1
Status affected
Version 7.4.1
Status affected
Version 7.2.6
Status affected
Version 7.0.6.2
Status affected
Version 7.4.1.1
Status affected
Version 7.2.7
Status affected
Version 7.2.5.2
Status affected
Version 7.3.1.2
Status affected
Version 7.2.8
Status affected
Version 7.6.0
Status affected
Version 7.4.2
Status affected
Version 7.2.8.1
Status affected
Version 7.0.6.3
Status affected
Version 7.4.2.1
Status affected
Version 7.2.9
Status affected
Version 7.0.7
Status affected
Version 7.7.0
Status affected
Version 7.4.2.2
Status affected
Version 7.2.10
Status affected
Version 7.6.1
Status affected
Version 7.4.2.3
Status affected
Version 7.0.8
Status affected
Version 7.6.2
Status affected
Version 7.7.10
Status affected
Version 7.0.8.1
Status affected
Version 7.6.2.1
Status affected
Version 7.7.10.1
Status affected
Version 7.4.2.4
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Version 7.2.10.2
Status affected
Version 7.4.3
Status affected
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.19% 0.402
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
psirt@cisco.com 5.9 0.7 5.2
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H
CWE-27 Path Traversal: 'dir/../../filename'

The product uses external input to construct a pathname that should be within a restricted directory, but it does not properly neutralize multiple internal "../" sequences that can resolve to a location that is outside of that directory.