Arbitrary Log File Write in Cisco Firepower Management Center



Published: 2020-05-11
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-3307
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Cisco Firepower Management Center
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor Cisco Systems, Inc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU27684

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-3307

CWE-ID: CWE-20 - Improper Input Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to write arbitrary entries to the log file on the target device.

The vulnerability exists due to insufficient validation of user-supplied input in the web UI. A remote attacker can send a specially crafted HTTP request and send incorrect information to the system log on the affected system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Cisco Firepower Management Center: before 6.3.0.2


CPE2.3 External links

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-alfo-tHwFDmTE

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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