CVE-2004-2628

Exp

Multiple directory traversal vulnerabilities in thttpd 2.07 beta 0.4, when running on Windows, allow remote attackers to read arbitrary files via a URL that contains (1) a hex-encoded backslash dot-dot sequence ("%5C..") or (2) a drive letter (such as "C:").

Published: 2004-12-31 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2004-2628 is rated High Exploit Risk (67.4/100): CVSS Medium severity, with high exploitation likelihood (EPSS 8.49%, 92th percentile). 4 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-2004-2628

EDB-ID Source Kind Published Link
24350 exploit_db edb 2004-08-04 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2004-2628

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 2025-03-30 8.16% 8.49% +0.33%
2 2025-03-29 8.49% 8.16% -0.33%
3 2025-03-19 — 8.49% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-2628

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:P/I:N/A:N 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:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2004-2628

Affected software / configurations for CVE-2004-2628

Vendor Product Version Raw CPE
acme_labs thttpd 2.0.7_beta_0.4 cpe:2.3:a:acme_labs:thttpd:2.0.7_beta_0.4:*:*:*:*:*:*:*

References for CVE-2004-2628

cvelogic Threat Intelligence