Vulnerability in star7th ShowDoc

[ Description ]Official description

ShowDoc through 3.9.5 contains an authorization bypass vulnerability in the api/paramDescLib/deleteEntries endpoint that checks edit permission only for the first supplied entry id. Authenticated attackers can place their own entry id first and append other users' entry ids to permanently delete those parameter-description entries.

[ 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/star7th/showdoc
• github.com/star7th/showdoc/blob/v3.9.5/server/app/Api/Controller/ParamDescLibController…
• github.com/star7th/showdoc/commit/53228511e656904abf7841c3d25ff78a4b5ce9c2
• github.com/star7th/showdoc/issues/2612
• hackmd.io/@hieuPenguinnn/showdoc-paramdesclib-cross-item-idor-delete
• www.vulncheck.com/advisories/showdoc-through-3.9.5-authorization-bypass-via-paramdescli…