Description
The upload module in Drupal 5.x before 5.23 and 6.x before 6.18 does not properly support case-insensitive filename handling in a database configuration, which allows remote authenticated users to bypass the intended restrictions on downloading a file by uploading a different file with a similar name.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 5.0 | drupal6 | 6.6-3lenny6 | DSA-2113-1 |
Advisories 1
- DSA-2113-1 drupal6 - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- DSA-2113 vendor-advisory
- [oss-security] 20100913 Re: CVE id requests: drupal mailing-list
- http://drupal.org/node/880476
- [oss-security] 20100911 CVE id requests: drupal mailing-list
- 42391 vdb-entry