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
Published May 22, 2007
10.0
HIGHCVSS 2.0
EPSS 73.35%
Description
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.
Affected products
No data.
- 5.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (29 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 73.35% (0.73350) | 99.45th | v5 (v2026.06.15) |
| Aug 17, 2026 | 73.35% (0.73350) | 99.42th | v5 (v2026.06.15) |
| Jul 29, 2026 | 71.91% (0.71905) | 99.37th | v5 (v2026.06.15) |
| Jul 26, 2026 | 39.21% (0.39208) | 98.45th | v5 (v2026.06.15) |
| Jul 12, 2026 | 71.91% (0.71905) | 99.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 73.35% (0.73350) | 99.39th | v5 (v2026.06.15) |
| Dec 28, 2025 | 85.76% (0.85760) | 99.34th | v4 (v2025.03.14) |
| Dec 27, 2025 | 58.02% (0.58018) | 98.09th | v4 (v2025.03.14) |
| Oct 28, 2025 | 85.26% (0.85261) | 99.31th | v4 (v2025.03.14) |
| Oct 27, 2025 | 56.43% (0.56432) | 98.00th | v4 (v2025.03.14) |
| Oct 17, 2025 | 85.26% (0.85261) | 99.31th | v4 (v2025.03.14) |
| Oct 16, 2025 | 80.67% (0.80669) | 99.10th | v4 (v2025.03.14) |
| Oct 1, 2025 | 85.26% (0.85261) | 99.33th | v4 (v2025.03.14) |
| Jul 30, 2025 | 56.43% (0.56432) | 98.00th | v4 (v2025.03.14) |
| Apr 28, 2025 | 85.55% (0.85552) | 99.30th | v4 (v2025.03.14) |
| Mar 30, 2025 | 87.28% (0.87277) | 99.41th | v4 (v2025.03.14) |
| Mar 29, 2025 | 85.05% (0.85052) | 99.18th | v4 (v2025.03.14) |
| Mar 17, 2025 | 87.80% (0.87798) | 99.44th | v4 (v2025.03.14) |
| Dec 12, 2024 | 95.30% (0.95302) | 99.44th | v3 (v2023.03.01) |
| Jul 17, 2024 | 95.06% (0.95062) | 99.34th | v3 (v2023.03.01) |
| May 2, 2024 | 94.72% (0.94720) | 99.24th | v3 (v2023.03.01) |
| Mar 25, 2024 | 95.05% (0.95053) | 99.26th | v3 (v2023.03.01) |
| Feb 16, 2024 | 95.80% (0.95801) | 99.37th | v3 (v2023.03.01) |
| Dec 2, 2023 | 96.71% (0.96708) | 99.56th | v3 (v2023.03.01) |
| Oct 24, 2023 | 96.58% (0.96579) | 99.48th | v3 (v2023.03.01) |
| Mar 18, 2023 | 96.65% (0.96651) | 99.35th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.63% (0.96627) | 99.32th | v3 (v2023.03.01) |
| Mar 6, 2023 | 24.73% (0.24729) | 96.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 24.73% (0.24729) | 95.30th | v2 (v2022.01.01) |
References (5)
- http://osvdb.org/41091 vdb-entryx_refsource_OSVDB
- http://securityreason.com/securityalert/2725 third-party-advisoryx_refsource_SREASON
- http://support.microsoft.com/kb/328832 vendor-advisoryx_refsource_MSKB
- http://www.securityfocus.com/archive/1/469238/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/24105 vdb-entryx_refsource_BID
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/41091 | vdb-entryx_refsource_OSVDB | |
| http://securityreason.com/securityalert/2725 | third-party-advisoryx_refsource_SREASON | |
| http://support.microsoft.com/kb/328832 | vendor-advisoryx_refsource_MSKB | |
| http://www.securityfocus.com/archive/1/469238/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/24105 | vdb-entryx_refsource_BID |
Change history (0)
No recorded changes yet.