The "hit-highlighting" functionality in webhits.dll in Microsoft Internet Information…
Priority HIGH 81CWE-264Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
The "hit-highlighting" functionality in webhits.dll in Microsoft Internet Information Services (IIS) Web Server 5.0 only uses Windows NT ACL configuration, which allows remote attackers to bypass NTLM and basic authentication mechanisms and access private web directories via the CiWebhitsfile parameter to null.htw.
Why it matters now
EPSS 0.7335 99th percentileScored 2026-11-07
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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-2815
- 2026-10-03 Alias added: GHSA-86f6-f7gx-x5qm
More Microsoft Internet Information Services vulnerabilities
- TI-2017-04947 Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet… KEVCVSS 3.1CRITICAL 9.8
- TI-2010-03770 Heap-based buffer overflow in the TELNET_STREAM_CONTEXT::OnSendData function in… CVSS 2.0HIGH 10.0
- TI-2009-01456 The WebDAV extension in Microsoft Internet Information Services (IIS) 5.1 and 6.0 allows… CVSS 2.0HIGH 7.5
- TI-2009-01064 The WebDAV extension in Microsoft Internet Information Services (IIS) 5.0 on Windows 2000… CVSS 2.0HIGH 7.5
- TI-2005-04103 The URL parser in Microsoft Internet Information Services (IIS) 5.1 on Windows XP… CVSS 2.0HIGH 7.8
- TI-2002-00075 Buffer overflow in the chunked encoding transfer mechanism in Internet Information Server… CVSS 2.0HIGH 7.5
Sources
- CVE-2007-2815 · CVE Program
- CVE-2007-2815 · NVD
- FIRST EPSS
- GHSA-86f6-f7gx-x5qm · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences