CVE-2009-0349

Exp

Stack-based buffer overflow in FTPShell Server 4.3 allows user-assisted remote attackers to cause a denial of service (persistent daemon crash) and possibly execute arbitrary code via a long string in a licensing key (aka .key) file.

Published: 2009-01-29 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-0349 is rated High Exploit Risk (79.5/100): CVSS Critical severity, with high exploitation likelihood (EPSS 5.86%, 92th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2009-0349

EDB-ID Source Kind Published Link
7852 exploit_db edb 2009-01-22 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2009-0349

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 25.86% 5.86% -20.01%
2 2026-03-21 26.05% 25.86% -0.19%
3 2025-12-31 — 26.05% —

Full EPSS history (16 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-0349

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.3 2.0 HIGH
AV:N/AC:M/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 8.6 10.0 [email protected]

Weakness enumeration for CVE-2009-0349

Affected software / configurations for CVE-2009-0349

Vendor Product Version Raw CPE
ftpshell ftpshell_server 4.3 cpe:2.3:a:ftpshell:ftpshell_server:4.3:*:*:*:*:*:*:*

References for CVE-2009-0349

cvelogic Threat Intelligence