Stack-based buffer overflow in Easy File Sharing (EFS) Web Server 7.2 allows remote attackers to execute arbitrary code via a malicious log…

published 2018-04-20 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-20662

cvss: 9.8; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 77.3%; EPSS 77.3% chance of exploitation in 30 days, percentile 99.5%
public exploits: 3; Metasploit, Exploit-DB

Stack-based buffer overflow in Easy File Sharing (EFS) Web Server 7.2 allows remote attackers to execute arbitrary code via a malicious login request to forum.ghp. NOTE: this may overlap CVE-2014-3791.

Timeline

2015-12-02 First public exploit (Metasploit exploit/windows/http/easyfilesharing_seh)
2018-04-20 Published

Exploit prediction

77.30% chance of exploitation in the next 30 days, higher than 99.5% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

Metasploit exploit/windows/http/easyfilesharing_seh Easy File Sharing HTTP Server 7.2 SEH Overflow metasploit exploit, normal rank, 2015-12-02
EDB-44522 Easy File Sharing Web Server 7.2 - 'UserID' Remote Buffer Overflow (DEP Bypass) remote, 2018-04-24
EDB-44485 Easy File Sharing Web Server 7.2 - Stack Buffer Overflow remote, 2018-04-18

CVSS scores

assigned by	version	score	vector
NVD	3.0	9.8	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	7.5	AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

exploit-db.com /exploits/44522/
exploit, third-party-advisory, vdb-entry
exploit-db.com /exploits/44485/
exploit, third-party-advisory, vdb-entry
packetstormsecurity.com /files/147246/Easy-File-Sharing-Web-Server-7.2-Buffer-Overflow.html
third-party-advisory, vdb-entry

Sources

CVE List CVE-2018-9059
NVD CVE-2018-9059

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary