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GHSA-rmp5-5jj7-gmvfmedium5.3

MantisBT has an authorization bypass that allows reading attachments after losing access to a private issue

Impact

MantisBT permits a user to list and download their own attachments from an Issue created by another user, even after that Issue becomes private and direct access to it is denied.

Source excerpt · OSV

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

mantisbt/mantisbt Packagist
Affected rangeRecorded fix
Earlier releases before 2.28.2Ecosystem versions2.28.2

Version evidence: OSV · GHSA-rmp5-5jj7-gmvf

View original version evidence (76 explicit versions)

Original source description

MantisBT permits a user to list and download their own attachments from an Issue created by another user, even after that Issue becomes private and direct access to it is denied.

Impact

The loss of confidentiality caused by this vulnerability is minimal, considering that only the attachments that were previously uploaded by the user themselves remains accessible.

Patches

  • de7bdeec36de066235e38a77bf056917d951c84d

Workarounds

None.

Credits

Thanks to Vishal Shukla for discovering and responsibly reporting the issue.

References