CVE-2017-14498
MEDIUM severity · CVSS 6.1 · Cross-site scripting (XSS)
6.1CVSS MEDIUM
Summary
SilverStripe CMS before 3.6.1 has XSS via an SVG document that is mishandled by (1) the Insert Media option in the content editor or (2) an admin/assets/add pathname, as demonstrated by the admin/pages/edit/EditorToolbar/MediaForm/field/AssetUploadField/upload URI, aka issue SS-2017-017.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactLow
Integrity impactLow
Availability impactNone
Exploit probability (EPSS)1%
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://docs.silverstripe.org/en/3/changelogs/3.6.1Advisory
- https://github.com/silverstripe/silverstripe-framework/commit/25b77a2ff8deabe8e8894002b9a5647eaec27b0aAdvisory
- https://github.com/silverstripe/silverstripe-installer/commit/c25478bef75cc5482852e80a1fa6f1f0e6460e39Advisory
- http://lists.openwall.net/full-disclosure/2017/09/14/2Advisory