CVE-2013-6809

Exp

Format string vulnerability in the client in Tftpd32 before 4.50 allows remote servers to cause a denial of service (crash) or possibly execute arbitrary code via format string specifiers in the Remote File field.

Published: 2013-12-13 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2013-6809 is rated Exploit Available (58.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.57%). 2 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-2013-6809

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2013-6809

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 2026-02-19 0.90% 0.57% -0.33%
2 2025-03-30 1.23% 0.90% -0.33%
3 2025-03-29 — 1.23% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-6809

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2013-6809

Affected software / configurations for CVE-2013-6809

Vendor Product Version Raw CPE
philippe_jounin tftpd32 <= 4.00 cpe:2.3:a:philippe_jounin:tftpd32:*:*:*:*:*:*:*:*
philippe_jounin tftpd32 1.0 cpe:2.3:a:philippe_jounin:tftpd32:1.0:*:*:*:*:*:*:*
philippe_jounin tftpd32 1.1 cpe:2.3:a:philippe_jounin:tftpd32:1.1:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.0 cpe:2.3:a:philippe_jounin:tftpd32:2.0:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.1 cpe:2.3:a:philippe_jounin:tftpd32:2.1:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.2 cpe:2.3:a:philippe_jounin:tftpd32:2.2:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.11 cpe:2.3:a:philippe_jounin:tftpd32:2.11:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.21 cpe:2.3:a:philippe_jounin:tftpd32:2.21:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.51 cpe:2.3:a:philippe_jounin:tftpd32:2.51:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.52 cpe:2.3:a:philippe_jounin:tftpd32:2.52:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.53 cpe:2.3:a:philippe_jounin:tftpd32:2.53:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.54 cpe:2.3:a:philippe_jounin:tftpd32:2.54:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.60 cpe:2.3:a:philippe_jounin:tftpd32:2.60:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.62 cpe:2.3:a:philippe_jounin:tftpd32:2.62:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.70 cpe:2.3:a:philippe_jounin:tftpd32:2.70:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.71 cpe:2.3:a:philippe_jounin:tftpd32:2.71:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.72 cpe:2.3:a:philippe_jounin:tftpd32:2.72:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.73 cpe:2.3:a:philippe_jounin:tftpd32:2.73:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.74 cpe:2.3:a:philippe_jounin:tftpd32:2.74:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.80 cpe:2.3:a:philippe_jounin:tftpd32:2.80:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.81 cpe:2.3:a:philippe_jounin:tftpd32:2.81:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.82 cpe:2.3:a:philippe_jounin:tftpd32:2.82:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.83 cpe:2.3:a:philippe_jounin:tftpd32:2.83:*:*:*:*:*:*:*
philippe_jounin tftpd32 2.84 cpe:2.3:a:philippe_jounin:tftpd32:2.84:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.00 cpe:2.3:a:philippe_jounin:tftpd32:3.00:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.01 cpe:2.3:a:philippe_jounin:tftpd32:3.01:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.02 cpe:2.3:a:philippe_jounin:tftpd32:3.02:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.03 cpe:2.3:a:philippe_jounin:tftpd32:3.03:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.10 cpe:2.3:a:philippe_jounin:tftpd32:3.10:beta:*:*:*:*:*:*
philippe_jounin tftpd32 3.20 cpe:2.3:a:philippe_jounin:tftpd32:3.20:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.22 cpe:2.3:a:philippe_jounin:tftpd32:3.22:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.23 cpe:2.3:a:philippe_jounin:tftpd32:3.23:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.26 cpe:2.3:a:philippe_jounin:tftpd32:3.26:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.27 cpe:2.3:a:philippe_jounin:tftpd32:3.27:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.28 cpe:2.3:a:philippe_jounin:tftpd32:3.28:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.29 cpe:2.3:a:philippe_jounin:tftpd32:3.29:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.31 cpe:2.3:a:philippe_jounin:tftpd32:3.31:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.33 cpe:2.3:a:philippe_jounin:tftpd32:3.33:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.34 cpe:2.3:a:philippe_jounin:tftpd32:3.34:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.35 cpe:2.3:a:philippe_jounin:tftpd32:3.35:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.50 cpe:2.3:a:philippe_jounin:tftpd32:3.50:*:*:*:*:*:*:*
philippe_jounin tftpd32 3.51 cpe:2.3:a:philippe_jounin:tftpd32:3.51:*:*:*:*:*:*:*

References for CVE-2013-6809

cvelogic Threat Intelligence