#VU111810 Path traversal in ProFTPD - CVE-2010-3867

Vulnerability identifier: #VU111810

Vulnerability risk: Medium

CVSSv4.0: 5.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2010-3867

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

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

Vendor: ProFTPD

Description

The vulnerability allows a remote user to execute arbitrary code.

Multiple directory traversal vulnerabilities in the mod_site_misc module in ProFTPD before 1.3.3c allow remote authenticated users to create directories, delete directories, create symlinks, and modify file timestamps via directory traversal sequences in a (1) SITE MKDIR, (2) SITE RMDIR, (3) SITE SYMLINK, or (4) SITE UTIME command.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ProFTPD: 1.2.0 - 1.3.3g

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External links
https://bugs.proftpd.org/show_bug.cgi?id=3519
https://lists.fedoraproject.org/pipermail/package-announce/2010-November/050687.html
https://lists.fedoraproject.org/pipermail/package-announce/2010-November/050703.html
https://lists.fedoraproject.org/pipermail/package-announce/2010-November/050726.html
https://secunia.com/advisories/42047
https://secunia.com/advisories/42052
https://secunia.com/advisories/42217
https://slackware.com/security/viewer.php?l=slackware-security&y=2010&m=slackware-security.498209
https://www.debian.org/security/2011/dsa-2191
https://www.mandriva.com/security/advisories?name=MDVSA-2010:227
https://www.openwall.com/lists/oss-security/2010/11/01/4
https://www.proftpd.org/docs/NEWS-1.3.3c
https://www.securityfocus.com/bid/44562
https://www.vupen.com/english/advisories/2010/2853
https://www.vupen.com/english/advisories/2010/2941
https://www.vupen.com/english/advisories/2010/2959
https://www.vupen.com/english/advisories/2010/2962

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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