cisco-sa-ftdfmc-dirtrav-NW8XcuSB: Cisco Firepower Management Center Software and Firepower Threat Defense Software Directory Traversal Vulnerability
First published: Wed Oct 21 2020(Updated: )
A vulnerability in the sfmgr daemon of Cisco Firepower Management Center (FMC) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to perform directory traversal and access directories outside the restricted path. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by using a relative path in specific sfmgr commands. An exploit could allow the attacker to read or write arbitrary files on an sftunnel-connected peer device. Cisco has released software updates that address the vulnerability described in this advisory. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftdfmc-dirtrav-NW8XcuSB This advisory is part of the October 2020 Cisco ASA, FMC, and FTD Software Security Advisory Bundled Publication, which includes 17 Cisco Security Advisories that describe 17 vulnerabilities. For a complete list of the advisories and links to them, see Cisco Event Response: October 2020 Cisco ASA, FMC, and FTD Software Security Advisory Bundled Publication.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco Firepower Threat Defense | >=Earlier than 6.2.2=6.2.2=6.2.3=6.3.0<=6.4.0<6.4.0.10 | 6.4.0.10 |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-ftdfmc-dirtrav-NW8XcuSB?
The severity of cisco-sa-ftdfmc-dirtrav-NW8XcuSB is classified as critical.
How do I fix cisco-sa-ftdfmc-dirtrav-NW8XcuSB?
To fix cisco-sa-ftdfmc-dirtrav-NW8XcuSB, upgrade to a version of Cisco FMC/FTD Software that is not vulnerable, specifically version 6.4.0.10 or later.
What systems are affected by cisco-sa-ftdfmc-dirtrav-NW8XcuSB?
Cisco Firepower Management Center (FMC) Software and Cisco Firepower Threat Defense (FTD) Software prior to version 6.4.0.10 are affected by cisco-sa-ftdfmc-dirtrav-NW8XcuSB.
Can cisco-sa-ftdfmc-dirtrav-NW8XcuSB be exploited remotely?
Yes, cisco-sa-ftdfmc-dirtrav-NW8XcuSB can be exploited by an authenticated, remote attacker.
What type of attack does cisco-sa-ftdfmc-dirtrav-NW8XcuSB enable?
cisco-sa-ftdfmc-dirtrav-NW8XcuSB enables directory traversal attacks, allowing access to directories outside the restricted path.
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