OS command injection in FileZilla



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-78
Exploitation vector Network
Public exploit N/A
Vulnerable software
 FileZilla
Client/Desktop applications / File managers, FTP clients

Vendor FileZilla

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU18943

Risk: Medium

CVSSv4.0: 4 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: N/A

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to insufficient validation of filenames that contain double-quotation marks when opening or editing files. A remote unauthenticated attacker that controls a remote server can trick the victim to connect to a malicious server to open a file with a specially crafted filename and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

FileZilla: 3.40.0 rc1 - 3.43.0 rc2

CPE2.3 External links

http://filezilla-project.org/versions.php#3.43.0


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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