CVE-2004-2121

Exp

Multiple directory traversal vulnerabilities in Borland Web Server (BWS) 1.0b3 and earlier allow remote attackers to read and download arbitrary files via (1) multi-dot "......" sequences, or (2) "%5c%2e%2e" (encoded "\..") sequences, in the URL.

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-2004-2121 is rated High Exploit Risk (67.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.57%). 3 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +2.07% over the last day, indicating growing attacker interest. 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-2004-2121

EDB-ID Source Kind Published Link
23597 exploit_db edb 2004-01-24 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2004-2121

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 2025-03-17 1.50% 3.57% +2.07%
2 2024-12-17 1.21% 1.50% +0.29%
3 2024-12-02 — 1.21% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-2121

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-2004-2121

Affected software / configurations for CVE-2004-2121

Vendor Product Version Raw CPE
borland_software web_server_for_corel_paradox <= 1.0_b3 cpe:2.3:a:borland_software:web_server_for_corel_paradox:*:*:*:*:*:*:*:*

References for CVE-2004-2121

cvelogic Threat Intelligence