Private target account appears in search results

Disclosed: 2019-11-06 09:00:06 By magic_spell To liberapay
None
Vulnerability Details
##Summary At policy page, there are special tailor account, highly confidential & secret ! {F600997} - Hide this profile from search results on Liberapay - Prevent this profile from being listed on Liberapay - Target account `hackerone-target-team` ##Description In this exploit, I found Privacy setting unable to perform well. This will give owner an idea of what we are capable of doing against a victim's account on the Liberapay platform. ###Step to Reproduce 1 Without an account created, no authentication 2 Go to https://liberapay.com/ {F601006} 3 Now click the search button, located at magnificent icon 4 Please type `hackerone-target-team` . Click Go button 5 Now narrow down to the search list, Found Matching Usernames. You will found it appears Proof-of-Concept {F601007} 6 When you hover the first one (upper-left in green square), you will get the node appear, which is same exactly to policy page target account URL. https://liberapay.com/hackerone-target-team Please click & you'll success found this hidden target account Proof-of-Concept `hackerone-target-team` {F601036} 7 This mean the setting of privacy doesn't work well :( Because `hackerone-target-team` should not appear at search result & listed there. 8 If we narrow down a bit, the other hidden account just found under this embedded page `hackerone-target` {F601045} ## Impact - Privacy violation for `hackerone-target-team` . Even the setting had set to hide this profile from search result by program owner - Attacker succeed to crawl `hackerone-target-team` from search listing, victim privacy break here
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Report Stats
  • Report ID: 708696
  • State: Closed
  • Substate: resolved
  • Upvotes: 13
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