#VU43272 Improper Authentication in freeFTPd - CVE-2012-6067

Vulnerability identifier: #VU43272

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2012-6067

CWE-ID: CWE-287

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
freeFTPd
Server applications / File servers (FTP/HTTP)

Vendor: freeftpd.com

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

freeFTPd.exe in freeFTPd through 1.0.11 allows remote attackers to bypass authentication via a crafted SFTP session, as demonstrated by an OpenSSH client with modified versions of ssh.c and sshconnect2.c.

Mitigation
Install update from vendor's website.

Vulnerable software versions

freeFTPd: 1.0 - 1.0.10

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External links
https://archives.neohapsis.com/archives/fulldisclosure/2012-12/0011.html

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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.