CVE-2004-1991

Exp

Directory traversal vulnerability in Aldo's Web Server (aweb) 1.5 allows remote attackers to view arbitrary files via a .. (dot dot) in an HTTP GET request.

Published: 2004-05-03 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2004-1991 is rated High Exploit Risk (64.6/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 2.93%). 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-2004-1991

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-2004-1991

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 3.15% 2.93% -0.22%
2 2025-03-30 3.34% 3.15% -0.18%
3 2025-03-29 — 3.34% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-1991

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-2004-1991

Affected software / configurations for CVE-2004-1991

Vendor Product Version Raw CPE
aldostools aldo\'s_web_server 1.5 cpe:2.3:a:aldostools:aldo\'s_web_server:1.5:*:*:*:*:*:*:*

References for CVE-2004-1991

cvelogic Threat Intelligence