MEDIUM
Microsoft IIS 5.1 and 6 allows remote attackers to spoof the SERVER_NAME variable to bypass security checks and conduct various attacks via a GET request with an http://localhost URI, which makes it appear as if the request is coming from localhost
Published Aug 23, 2005
5.0
MEDIUMCVSS 2.0
EPSS 41.84%
Description
Microsoft IIS 5.1 and 6 allows remote attackers to spoof the SERVER_NAME variable to bypass security checks and conduct various attacks via a GET request with an http://localhost URI, which makes it appear as if the request is coming from localhost.
Affected products
No data.
OR
- 6.0
- 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.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
41.84% 0.41839
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.41839
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 (50 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 41.84% (0.41839) | 98.65th | v5 (v2026.06.15) |
| Aug 17, 2026 | 41.84% (0.41839) | 98.57th | v5 (v2026.06.15) |
| Jul 29, 2026 | 39.81% (0.39806) | 98.47th | v5 (v2026.06.15) |
| Jul 26, 2026 | 29.74% (0.29744) | 98.00th | v5 (v2026.06.15) |
| Jul 12, 2026 | 39.81% (0.39806) | 98.45th | v5 (v2026.06.15) |
| Jun 15, 2026 | 41.84% (0.41839) | 98.50th | v5 (v2026.06.15) |
| Mar 4, 2026 | 44.46% (0.44457) | 97.48th | v4 (v2025.03.14) |
| Mar 1, 2026 | 35.22% (0.35216) | 96.97th | v4 (v2025.03.14) |
| Feb 15, 2026 | 44.46% (0.44457) | 97.47th | v4 (v2025.03.14) |
| Feb 4, 2026 | 43.25% (0.43250) | 97.40th | v4 (v2025.03.14) |
| Feb 1, 2026 | 35.15% (0.35151) | 96.94th | v4 (v2025.03.14) |
| Jan 4, 2026 | 43.25% (0.43250) | 97.38th | v4 (v2025.03.14) |
| Jan 1, 2026 | 35.15% (0.35151) | 96.91th | v4 (v2025.03.14) |
| Dec 28, 2025 | 43.25% (0.43250) | 97.37th | v4 (v2025.03.14) |
| Dec 27, 2025 | 28.98% (0.28985) | 96.43th | v4 (v2025.03.14) |
| Dec 4, 2025 | 43.25% (0.43250) | 97.35th | v4 (v2025.03.14) |
| Dec 1, 2025 | 35.15% (0.35151) | 96.88th | v4 (v2025.03.14) |
| Nov 4, 2025 | 43.25% (0.43250) | 97.34th | v4 (v2025.03.14) |
| Nov 1, 2025 | 35.15% (0.35151) | 96.86th | v4 (v2025.03.14) |
| Oct 28, 2025 | 43.25% (0.43250) | 97.34th | v4 (v2025.03.14) |
| Oct 27, 2025 | 28.98% (0.28985) | 96.36th | v4 (v2025.03.14) |
| Oct 17, 2025 | 43.25% (0.43250) | 97.33th | v4 (v2025.03.14) |
| Oct 16, 2025 | 34.02% (0.34022) | 96.75th | v4 (v2025.03.14) |
| Oct 4, 2025 | 43.25% (0.43250) | 97.41th | v4 (v2025.03.14) |
| Oct 1, 2025 | 35.15% (0.35151) | 96.93th | v4 (v2025.03.14) |
| Sep 21, 2025 | 28.98% (0.28985) | 96.42th | v4 (v2025.03.14) |
| Sep 4, 2025 | 38.22% (0.38216) | 97.13th | v4 (v2025.03.14) |
| Sep 1, 2025 | 36.45% (0.36448) | 97.02th | v4 (v2025.03.14) |
| Aug 4, 2025 | 38.22% (0.38216) | 97.09th | v4 (v2025.03.14) |
| Aug 1, 2025 | 36.45% (0.36448) | 96.99th | v4 (v2025.03.14) |
| Jul 30, 2025 | 38.22% (0.38216) | 97.09th | v4 (v2025.03.14) |
| Jul 4, 2025 | 55.45% (0.55449) | 97.92th | v4 (v2025.03.14) |
| Jul 1, 2025 | 47.39% (0.47395) | 97.57th | v4 (v2025.03.14) |
| Jun 4, 2025 | 55.45% (0.55449) | 97.91th | v4 (v2025.03.14) |
| Jun 1, 2025 | 47.39% (0.47395) | 97.56th | v4 (v2025.03.14) |
| May 21, 2025 | 55.45% (0.55449) | 97.91th | v4 (v2025.03.14) |
| May 4, 2025 | 61.45% (0.61451) | 98.20th | v4 (v2025.03.14) |
| May 1, 2025 | 53.85% (0.53855) | 97.83th | v4 (v2025.03.14) |
| Mar 29, 2025 | 62.33% (0.62333) | 97.67th | v4 (v2025.03.14) |
| Mar 19, 2025 | 60.83% (0.60829) | 98.08th | v4 (v2025.03.14) |
| Mar 17, 2025 | 65.49% (0.65488) | 98.35th | v4 (v2025.03.14) |
| Dec 17, 2024 | 2.48% (0.02476) | 89.74th | v3 (v2023.03.01) |
| Jul 30, 2024 | 12.04% (0.12036) | 95.42th | v3 (v2023.03.01) |
| Dec 13, 2023 | 16.12% (0.16116) | 95.45th | v3 (v2023.03.01) |
| Jul 14, 2023 | 91.10% (0.91102) | 98.42th | v3 (v2023.03.01) |
| Apr 29, 2023 | 92.10% (0.92098) | 98.41th | v3 (v2023.03.01) |
| Mar 7, 2023 | 94.45% (0.94453) | 98.68th | v3 (v2023.03.01) |
| Mar 6, 2023 | 13.53% (0.13525) | 95.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 13.53% (0.13525) | 95.40th | v2 (v2022.01.01) |
| Feb 4, 2022 | 13.53% (0.13525) | 90.66th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (4)
- http://ingehenriksen.blogspot.com/2005/08/remote-iis-5x-and-iis-60-server-name.html x_refsource_MISC
- http://marc.info/?l=bugtraq&m=112474727903399&w=2 mailing-listx_refsource_BUGTRAQ
- http://secunia.com/advisories/16548 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.vupen.com/english/advisories/2005/1503 vdb-entryx_refsource_VUPEN
| Link | Providers | Tags |
|---|---|---|
| http://ingehenriksen.blogspot.com/2005/08/remote-iis-5x-and-iis-60-server-name.html | x_refsource_MISC | |
| http://marc.info/?l=bugtraq&m=112474727903399&w=2 | mailing-listx_refsource_BUGTRAQ | |
| http://secunia.com/advisories/16548 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.vupen.com/english/advisories/2005/1503 | vdb-entryx_refsource_VUPEN |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 23, 2005
Updated Aug 7, 2024
Reserved Aug 23, 2005
Link CVE-2005-2678
CISA Vulnrichment
Updated n/a