SB2020050702 - Multiple vulnerabilities in Cisco Firepower Device Manager On-Box Software
Published: May 7, 2020
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Buffer overflow (CVE-ID: CVE-2020-3310)
CWE-ID: CWE-119 - Memory corruption
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote use to compromise the target system.
The vulnerability exists due to insufficient hardening of the XML parser configuration. A remote administrator can use a specially crafted XML file, trigger memory corruption and cause the target system to become unstable or reload.
2) Input validation error (CVE-ID: CVE-2020-3309)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to overwrite arbitrary files on the target system.
The vulnerability exists due to insufficient validation of user-supplied input. A remote administrator can uploading a malicious file and overwrite arbitrary files on as well as modify the underlying operating system of an affected device.
Remediation
Install update from vendor's website.