CVE-2023-27485

Summary

thmmniii/fbs-core is an open source feedback system for students. In versions prior to 1.5.3 when querying subresults, it is possible to query subresults from other users due to insufficient authorisation. This is only possible for logged-in users and it is not possible to associate the subresults with a specific user. This bug was fixed in commit f1ae67d8bb2and released with version 1.5.3. Users are advised to upgrade. There are no known workarounds for this issue.

Affected Software

Weaknesses

• CWE-863: CWE-863: Incorrect Authorization

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/thm-mni-ii/feedbacksystem/security/advisories/GHSA-fhq8-p3w6-mmgr
• https://github.com/thm-mni-ii/feedbacksystem/commit/f1ae67d8bb2286a8eb15949038473d41b1358493
• https://github.com/thm-mni-ii/feedbacksystem/releases/tag/v1.5.3
• https://thm-mni-ii.github.io/feedbacksystem/api-docs/#tag/Submission/operation/getCourseTaskSubmissionSubresults

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://github.com/thm-mni-ii/feedbacksystem/security/advisories/GHSA-fhq8-p3w6-mmgr
• https://github.com/thm-mni-ii/feedbacksystem/commit/f1ae67d8bb2286a8eb15949038473d41b1358493
• https://github.com/thm-mni-ii/feedbacksystem/releases/tag/v1.5.3
• https://thm-mni-ii.github.io/feedbacksystem/api-docs/#tag/Submission/operation/getCourseTaskSubmissionSubresults

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