CVE-2020-3253

Cisco Firepower Threat Defense Software Shell Access Vulnerability

Description

A vulnerability in the support tunnel feature of Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, local attacker to access the shell of an affected device even though expert mode is disabled. The vulnerability is due to improper configuration of the support tunnel feature. An attacker could exploit this vulnerability by enabling the support tunnel, setting a key, and deriving the tunnel password. A successful exploit could allow the attacker to run any system command with root access on an affected device.

Category

6.7
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory cisco.com
Affected: Cisco Cisco Firepower Threat Defense Software
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-shell-9rhJF68K vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-3253?
CVE-2020-3253 has been scored as a medium severity vulnerability.
How to fix CVE-2020-3253?
To fix CVE-2020-3253, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-3253 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-3253 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-3253?
CVE-2020-3253 affects Cisco Cisco Firepower Threat Defense Software.
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