SB2020022713 - Arbitrary File Read and Write in Cisco FXOS Software
Published: February 27, 2020
Security Bulletin ID
SB2020022713
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2020-3166)
The vulnerability allows a local user to read or write arbitrary files on the target system.
The vulnerability exists due to insufficient validation of user-supplied input. A local user can include specially crafted arguments to a specific CLI command and read or write to arbitrary files on the underlying OS.
This vulnerability affects the following Cisco products if they are running a vulnerable release of Cisco FXOS Software:
- Firepower 1000 Series
- Firepower 2100 Series
- Firepower 4100 Series
- Firepower 9300 Security Appliances
Remediation
Install update from vendor's website.