CVE-2021-29490

CVSS V2 Medium 5 CVSS V3 Medium 5.8
Description
Jellyfin is a free software media system that provides media from a dedicated server to end-user devices via multiple apps. Verions prior to 10.7.3 vulnerable to unauthenticated Server-Side Request Forgery (SSRF) attacks via the imageUrl parameter. This issue potentially exposes both internal and external HTTP servers or other resources available via HTTP `GET` that are visible from the Jellyfin server. The vulnerability is patched in version 10.7.3. As a workaround, disable external access to the API endpoints `/Items/*/RemoteImages/Download`, `/Items/RemoteSearch/Image` and `/Images/Remote` via reverse proxy, or limit to known-friendly IPs.
Overview
  • CVE ID
  • CVE-2021-29490
  • Assigner
  • security-advisories@github.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-06T13:15:12
  • Last Modified Date
  • 2021-05-13T20:33:51
Weakness Enumerations
CWE URL
CWE-918 http://cwe.mitre.org/data/definitions/918.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:jellyfin:jellyfin:*:*:*:*:*:*:*:* 1 OR 10.7.3
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • CHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 5.8
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://github.com/jellyfin/jellyfin/security/advisories/GHSA-rgjw-4fwc-9v96 Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-29490
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29490
History
Created Old Value New Value Data Type Notes
2022-05-10 16:16:09 Added to TrackCVE
2022-12-05 01:38:32 2021-05-06T13:15Z 2021-05-06T13:15:12 CVE Published Date updated
2022-12-05 01:38:32 2021-05-13T20:33:51 CVE Modified Date updated
2022-12-05 01:38:32 Analyzed Vulnerability Status updated