Vulnerability in zmister2016 MrDoc

[ Description ]Official description

MrDoc through 1.1.1 contains a missing authorization vulnerability in the get_doctemp view that allows authenticated users to read other users' document templates. Attackers can enumerate the sequential doctemp_id POST parameter to retrieve the private template content of every user on the instance.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References

• github.com/zmister2016/MrDoc/blob/v1.1.1/app_doc/views.py
• github.com/zmister2016/MrDoc/commit/ec93679499fb6ea88ce868ffc9169fe025917095
• github.com/zmister2016/MrDoc/releases/tag/v1.1.1
• hackmd.io/@hieund/mrdoc-get-doctemp-missing-owner-check-cross-user-template-read
• www.vulncheck.com/advisories/mrdoc-through-1.1.1-missing-authorization-via-get-doctemp-…