The ISAPI extension in BadBlue 1.7 through 2.2, and possibly earlier versions, modifies…
Priority MEDIUM 43Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The ISAPI extension in BadBlue 1.7 through 2.2, and possibly earlier versions, modifies the first two letters of a filename extension after performing a security check, which allows remote attackers to bypass authentication via a filename with a .ats extension instead of a .hts extension.
Why it matters now
EPSS 0.06985 94th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:working_resources_inc.:badblue:*:*:*:*:*:*:*:* | up to 2.2 | Vulnerable | Working Resources Inc. |
- cpe:2.3:a:working_resources_inc.:badblue:*:*:*:*:*:*:*:* Versions up to 2.2 Vulnerable ·Working Resources Inc.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2003-0332
- 2026-10-03 Alias added: GHSA-gjc9-4phw-5wf4
References
More Working Resources Inc. Badblue vulnerabilities
- TI-2005-00546 Buffer overflow in ext.dll in BadBlue 2.55 allows remote attackers to execute arbitrary… CVSS 2.0HIGH 7.5
- TI-2002-01892 Buffer overflow in CHttpServer::OnParseError in the ISAPI extension (Isapi.cpp) when… CVSS 2.0HIGH 7.5
- TI-2001-00275 Buffer overflow in ext.dll in BadBlue 1.02.07 Personal Edition allows remote attackers to… CVSS 2.0HIGH 10.0
- TI-2002-00314 Directory traversal vulnerability in BadBlue before 1.6.1 allows remote attackers to read… CVSS 2.0MEDIUM 5.0
- TI-2002-02083 Working Resources Inc. CVSS 2.0HIGH 7.5
- TI-2002-00994 BadBlue server stores passwords in plaintext in the ext.ini file, which could allow local… CVSS 2.0HIGH 7.5
Sources
- CVE-2003-0332 · CVE Program
- CVE-2003-0332 · NVD
- FIRST EPSS
- GHSA-gjc9-4phw-5wf4 · GitHub Advisory Database · CC BY 4.0
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