Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet Information Services (IIS) 6.0 in Microsoft Windows Server 2003 R2 allows remote attackers to execute arbitrary code via a long header beginning with "If: <http://" in a PROPFIND request, as exploited in the wild in July or August 2016
Published Mar 27, 2017 ·Due May 3, 2022
9.8
CRITICALCVSS 3.1
EPSS 99.82%
Description
Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet Information Services (IIS) 6.0 in Microsoft Windows Server 2003 R2 allows remote attackers to execute arbitrary code via a long header beginning with "If: <http://" in a PROPFIND request, as exploited in the wild in July or August 2016.
Affected products
No data.
- 6.0
Running on/with
- r2
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:C/I:C/A:C
Date Added
Nov 3, 2021
Patch Due
May 3, 2022
Required Action
Apply updates per vendor instructions.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
ActiveAutomatable
YesTechnical Impact
TotalDecision
n/aAssessed Feb 4, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 99.82% (0.99823) | 99.96th | v5 (v2026.06.15) |
| Jun 15, 2026 | 99.82% (0.99823) | 99.96th | v5 (v2026.06.15) |
| Mar 17, 2025 | 94.44% (0.94440) | 99.99th | v4 (v2025.03.14) |
| Dec 12, 2024 | 97.31% (0.97311) | 99.91th | v3 (v2023.03.01) |
| Oct 28, 2023 | 97.12% (0.97121) | 99.71th | v3 (v2023.03.01) |
| Mar 7, 2023 | 97.16% (0.97156) | 99.62th | v3 (v2023.03.01) |
| Mar 6, 2023 | 95.15% (0.95146) | 99.97th | v2 (v2022.01.01) |
| Feb 4, 2022 | 95.15% (0.95146) | 99.97th | v2 (v2022.01.01) |
| Feb 3, 2022 | 95.41% (0.95407) | 99.99th | v1 |
| Sep 1, 2021 | 95.41% (0.95407) | 99.99th | v1 |
| Apr 14, 2021 | 95.41% (0.95407) | 0.00th | v1 |
References (11)
- http://www.securityfocus.com/bid/97127 vdb-entryx_refsource_BIDBroken LinkThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038168 vdb-entryx_refsource_SECTRACKBroken LinkThird Party AdvisoryVDB Entry
- https://0patch.blogspot.com/2017/03/0patching-immortal-cve-2017-7269.html x_refsource_MISCExploitThird Party Advisory
- https://github.com/danigargu/explodingcan x_refsource_MISCExploit
- https://github.com/edwardz246003/IIS_exploit x_refsource_MISCBroken LinkThird Party Advisory
- https://github.com/rapid7/metasploit-framework/pull/8162 x_refsource_MISCIssue TrackingPatch
- https://medium.com/%40iraklis/number-of-internet-facing-vulnerable-iis-6-0-to-cve-2017-7269-8bd153ef5812 x_refsource_MISCExploit
- https://support.microsoft.com/en-us/help/3197835/description-of-the-security-update-for-windows-xp-and-windows-server x_refsource_CONFIRMBroken LinkPatchVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7269 government-resourceUS Government Resource
- https://www.exploit-db.com/exploits/41738/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/41992/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
Change history (0)
No recorded changes yet.