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CVE-2003-0409· NVD / CVE Program· CNA mitre

Buffer overflow in BRS WebWeaver 1.04 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrar

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.

CriticalCVSS 10.0 · v2.0—Proof of concept No fix recorded
Published
Jun 30, 2003
Updated
Jun 16, 2026
EPSS
8.0% · 95th percentile
CWE
—
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Report tools

JSON

Action score

42

Plan

Add it to your regular patch cycle.

CVSS
40 / 40 · 10.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
2 / 30 · 8.0%

Affected systems

VendorProduct
brswebweaver

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • brs webweaver1.0.4

Same product

brs: all records

Other highest-scoring records for the same primary product.

  • CVE-2002-1546BRS WebWeaver Web Server 1.01 allows remote attackers to bypass password protections for files and directories via an HTTP request containin
    31Monitor
  • CVE-2004-2128Cross-site scripting (XSS) vulnerability in BRS WebWeaver 1.07 allows remote attackers to execute arbitrary script as other users via the qu
    28Monitor
  • CVE-2003-1165Buffer overflow in BRS WebWeaver 1.06 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrar
    22Monitor
  • CVE-2003-1235BRW WebWeaver 1.03 allows remote attackers to obtain sensitive server environment information via a URL request for testcgi.exe, which lists
    21Monitor
  • CVE-2001-0453Directory traversal vulnerability in BRS WebWeaver HTTP server allows remote attackers to read arbitrary files via a ..
    21Monitor
  • CVE-2001-0452BRS WebWeaver FTP server before 0.64 Beta allows remote attackers to obtain the real pathname of the server via a "CD *" command followed by
    21Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Proof of concept available

A public proof of concept or detection signature exists. Exploit knowledge is out there; don't delay patching.

Evidence

  • Exploit-DB entry ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Exploit-DB entrydos2003-05-26

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. First PoC-35 d
  2. Published
  3. TodaySep 30, 2026+8493 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
C · data can be read
Integrity
C · data or configuration can be modified
Availability
C · the service can be disrupted
Attack complexity
Low
Confidentiality impact
C
Integrity impact
C
Availability impact
C

Weakness class (CWE)

—

CVSS vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records