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CVE-2010-20107

43
FAUCET Score

CVE-2010-20107 describes a stack-based buffer overflow in FTP Synchronizer Professional versions up to 4.0.73.274. This vulnerability is triggered when the client connects to a malicious FTP server and issues a LIST command, where an overly long filename in the server's response corrupts the Structured Exception Handler (SEH). With a CVSS score of 8.5 (HIGH), this flaw allows for potential remote code execution with low attack complexity, requiring user interaction. While not actively exploited in the wild, a Metasploit module exists, and the vulnerability has garnered significant community discussion, indicating awareness among security researchers.

Impacted Technologies

VendorProductVersion(s)CPE
Liuxz SoftwareFTP Synchronizer Professional
>= 0, <= 4.0.73.274CNA affecteddefault unknown

CVSS Data

CVSS version used by this source: 4.0

8.5HIGH

CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
VS Confidentiality
HIGH
VS Integrity
HIGH
VS Availability
HIGH
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.51%
Probability of exploitation in next 30 days
EPSS Percentile
40.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Metasploit: FTP Synchronizer Professional 4.0.73.274 Stack Buffer Overflow · Oct 12, 2010
This CVE's current EPSS score of 0.0051 is in the 40th percentile among its peer group of 11,617 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

raw.githubusercontent.com / rapid7/metasploit-framework/master/modules/exploits/windows/ftp/ftpsynch_list_reply.rb
web.archive.org / web/20111016194057/https://www.corelan.be/index.php/2010/10/12/death-of-an-ftp-client
web.archive.org / web/20111016235434/http://www.ftpsynchronizer.com
exploit-db.com / exploits/16720
ftpsynchronizer.com
vulncheck.com / advisories/ftp-synchronizer-professional-stack-buffer-overflow