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CVE-2017-7269
Buffer overflow in the ScStoragePathFromUrl function in the WebDAV service in Internet Information Services (IIS) 6.0 in Microsoft Windows…
Critical9.8Known exploitedEPSS 99.8%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Exploited in the wild
CISA lists this vulnerability in its Known Exploited Vulnerabilities catalog as Microsoft Windows Server Buffer Overflow Vulnerability.
- Added
- 3 Nov 2021
- Fix due (US federal)
- 3 May 2022
- Used by ransomware
- Not known
Apply updates per vendor instructions.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Analyzed | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 99.8% · top 0.1% of all CVEs (2 Nov 2026)
- CISA SSVC
- Exploitation: active · Automatable: yes · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (11)
- 41992 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- 97127 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://medium.com/%40iraklis/number-of-internet-facing-vulnerable-iis-6-0-to-cve-2017-7269-8bd153ef5812 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/rapid7/metasploit-framework/pull/8162 (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/danigargu/explodingcan (opens in a new tab)x_refsource_MISCx_transferred
- 1038168 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 41738 (opens in a new tab)exploitx_refsource_EXPLOIT-DBx_transferred
- https://support.microsoft.com/en-us/help/3197835/description-of-the-security-update-for-windows-xp-and-windows-server (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://0patch.blogspot.com/2017/03/0patching-immortal-cve-2017-7269.html (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/edwardz246003/IIS_exploit (opens in a new tab)x_refsource_MISCx_transferred
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-7269 (opens in a new tab)government-resource
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- CISA KEV catalog (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .