PT-2014-5503 · Efs · Easy File Sharing Web Server

Published 2014-05-20 · Updated 2014-05-21 · CVE-2014-3791

Positive Technologies (AI Summary)

CVSS v2.0

10

High

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Easy File Sharing (EFS) Web Server version 6.8

Description The issue is a stack-based buffer overflow that allows remote attackers to execute arbitrary code. This is achieved by sending a long string in the UserID parameter to the "vfolder.ghp" endpoint.

Recommendations For Easy File Sharing (EFS) Web Server version 6.8, consider restricting access to the "vfolder.ghp" endpoint until a patch is available. As a temporary workaround, avoid using long strings in the UserID parameter to minimize the risk of exploitation.

Exploit

Fix

RCE

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2014-3791

Affected Products

Easy File Sharing Web Server

References · 9

• 🔥 https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/http/efs_fmws_userid_bof.rb · Exploit
• 🔥 http://exploit-db.com/exploits/33352 · Exploit
• 🔥 http://blog.techorganic.com/2014/05/14/from-fuzzing-to-0-day · Exploit
• 🔥 http://packetstormsecurity.com/files/126614/Easy-File-Sharing-Web-Server-6.8-Buffer-Overflow.html · Exploit
• 🔥 https://exploit-db.com/exploits/33352 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2014-3791 · Security Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3791 · Note
• http://osvdb.org/show/osvdb/106965 · Note
• http://securityfocus.com/bid/67406 · Note