CVE-2003-0409

Exp

Buffer overflow in BRS WebWeaver 1.04 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a long HTTP (1) POST or (2) HEAD request.

Published: 2003-06-30 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2003-0409 is rated High Exploit Risk (93/100): CVSS Critical severity, with high exploitation likelihood (EPSS 14.80%, 94th percentile). 2 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +6.50% 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-2003-0409

EDB-ID Source Kind Published Link
22650 exploit_db edb 2003-05-26 Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2003-0409

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 2026-01-23 8.30% 14.80% +6.50%
2 2025-05-13 7.02% 8.30% +1.29%
3 2025-03-30 — 7.02% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2003-0409

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/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:L)
Exploitation conditions are straightforward and predictable.
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.
 10.0 10.0 [email protected]

Weakness enumeration for CVE-2003-0409

Affected software / configurations for CVE-2003-0409

Vendor Product Version Raw CPE
brs webweaver 1.0.4 cpe:2.3:a:brs:webweaver:1.0.4:*:*:*:*:*:*:*

References for CVE-2003-0409

cvelogic Threat Intelligence