Vulnerability in learnhouse

[ Description ]Official description

LearnHouse before 1.1.1 contains a missing authorization vulnerability in the assignment API that allows authenticated users to read other users' grades and submissions. Attackers can supply another user_id to the submissions grade endpoint or query submission read functions to view other students' work, grades and instructor feedback.

[ 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/learnhouse/learnhouse
• github.com/learnhouse/learnhouse/blob/1.1.0/apps/api/src/services/courses/activities/as…
• github.com/learnhouse/learnhouse/commit/844a8a7787f0c42d466be604aaf47d296748b1b3
• github.com/learnhouse/learnhouse/issues/1184
• github.com/learnhouse/learnhouse/pull/1187
• www.vulncheck.com/advisories/learnhouse-before-1.1.1-missing-authorization-via-assignme…