CVE-2023-33196
Craft CMS stored XSS in review volume
Impact
### Summary XSS can be triggered by review volumes ### PoC 1. Access setting tab 2. Create new assets 3. In assets name inject payload: "<script>alert(1337)</script> 4. Click Utilities tab 5. Choose all volumes, or volume trigger xss 6. Click Update asset indexes. 7. Wait to assets update success. 8. Progress complete. 9. Click on review button will trigger XSS ### Root cause Function: index.php?p=admin/actions/asset-indexes/process-indexing-session&v=1680710595770 After loading completed, progess will load: "skippedEntries" and "missingEntries" These parameters is not yet filtered, I just tried "skippedEntries" but I think it will be work with "missingEntries" ### My reponse: { "session": { "id": 10, "indexedVolumes": { "6": "\"<script>alert(1337)</script>" }, "totalEntries": 2235, "processedEntries": 2235, "cacheRemoteImages": true, "listEmptyFolders": false, "isCli": false, "actionRequired": true, "dateCreated": "Apr 5, 2023, 9:03:16 AM", "skippedEntries": [ "\"<script>alert(1337)</script>/assetpreviews/Image.php", "\"<script>alert(1337)</script>/assetpreviews/Pdf.php" ], "missingEntries": { "folders": [], "files": [] }, "processIfRootEmpty": false }, "skipDialog": false } Resolved in https://github.com/craftcms/cms/commit/053d7119697e480ff81c5723bb9a33eaa49e0fc7
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| composer | craftcms/cms | >= 4.0.0-RC1, <= 4.4.6 | 4.4.7 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Craftcms | Craft Cms | from 4.0.1 before 4.4.7 Version 4.0.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/craftcms/cms/commit/053d7119697e480ff81c5723bb9a33eaa49e0fc7
- https://github.com/craftcms/cms/releases/tag/4.4.7
- https://github.com/craftcms/cms/security/advisories/GHSA-cjmm-x9x9-m2w5
- https://github.com/advisories/GHSA-cjmm-x9x9-m2w5
- https://nvd.nist.gov/vuln/detail/CVE-2023-33196