ghsa-vgvh-f7c3-rv4v
Vulnerability from github
Published
2022-05-02 03:54
Modified
2022-05-02 03:54
Details
Microsoft Internet Information Services (IIS), when used in conjunction with unspecified third-party upload applications, allows remote attackers to create empty files with arbitrary extensions via a filename containing an initial extension followed by a : (colon) and a safe extension, as demonstrated by an upload of a .asp:.jpg file that results in creation of an empty .asp file, related to support for the NTFS Alternate Data Streams (ADS) filename syntax. NOTE: it could be argued that this is a vulnerability in the third-party product, not IIS, because the third-party product should be applying its extension restrictions to the portion of the filename before the colon.
{ "affected": [], "aliases": [ "CVE-2009-4445" ], "database_specific": { "cwe_ids": [ "CWE-20" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2009-12-29T21:00:00Z", "severity": "MODERATE" }, "details": "Microsoft Internet Information Services (IIS), when used in conjunction with unspecified third-party upload applications, allows remote attackers to create empty files with arbitrary extensions via a filename containing an initial extension followed by a : (colon) and a safe extension, as demonstrated by an upload of a .asp:.jpg file that results in creation of an empty .asp file, related to support for the NTFS Alternate Data Streams (ADS) filename syntax. NOTE: it could be argued that this is a vulnerability in the third-party product, not IIS, because the third-party product should be applying its extension restrictions to the portion of the filename before the colon.", "id": "GHSA-vgvh-f7c3-rv4v", "modified": "2022-05-02T03:54:50Z", "published": "2022-05-02T03:54:50Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2009-4445" }, { "type": "WEB", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/55308" }, { "type": "WEB", "url": "http://securitytracker.com/id?1023387" }, { "type": "WEB", "url": "http://soroush.secproject.com/downloadable/iis-semicolon-report.pdf" } ], "schema_version": "1.4.0", "severity": [] }
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Sightings
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.