This is an old revision of this page, as edited September 9, 2017, 4:44 PM by pegasus(contribs). It may differ significantly from the current revision.
The versions listed below are known to be affected by this issue. If you are using one of those versions, you should update to a newer release that has no known vulnerabilities.
Common Name None VWE-ID VWE-2017-3979 Related Report None Severity HIGH Exploit Difficulty EASY Platform Affects all platforms supported by the vulnerable versions. Description Decompression Bomb. Does not affect VaultWiki Lite.
Discovered Related issue: April 28, 2017
Proof of concept: August 9, 2017Resolved NOT RESOLVED Patches Available None Workaround Patches are not ready yet.
For versions 4.0.14 and later, perform the following:
After applying a patch, restore these settings to reactivate uploads and proxying.
- Set Options > VaultWiki: Content Types > Maximum Disk Usage for All Attachments (MB) = 0. This will reject all new uploads.
- Set Options > VaultWiki: Miscellaneous > Maximum Disk Usage for All Proxy Images (MB) = 0. This will disable the external image proxy.
There is no workaround for versions 4.0.13 and earlier. They are no longer supported; update to a more recent version and perform the steps above.