A opportunity distant code execution (RCE) bug has been patched in one of Starbucks’ cellular domains. 

The US espresso huge runs a bug bounty system on HackerOne. A new vulnerability report submitted by Kamil “ko2sec” Onur Özkaleli, very first submitted on November 5 and built general public on December 9, describes an RCE challenge discovered on mobile.starbucks.com.sg, a platform for Singaporean end users. 

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In accordance to the advisory, ko2sec found an .ashx endpoint on cellular.starbucks.com.sg that was intended for managing picture information. Even so, the endpoint did not limit file type uploads, which indicates that attackers abusing the challenge could possibly upload malicious documents and remotely execute arbitrary code. 

While the whole bug bounty report has been restricted by Starbucks, it is mentioned that the bug bounty hunter’s assessment of the difficulty exposed “more endpoints on other out of scope domains that shared this vulnerability.”

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A CVE has not been issued for the vital vulnerability but a severity score of 9.8 has been additional to the report. 

Ko2sec was awarded $5,600 for his findings. 

The RCE is not the only submission the researcher has produced to Starbucks. In Oct, Ko2sec explained an account takeover exploit in the Starbucks Singapore web page caused by open exam environments. It was attainable to focus on consumers by being aware of their email handle, look at their personal information, and even use any credit rating loaded in their account wallets to make buys. 

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The bug bounty hunter received $6,000 for this past report. 

To day, Starbucks has gained 1068 vulnerability stories on HackerOne. The typical bounty paid out out for valid submissions is in between $250 and $375, though important bugs are worth $4000 – $6000. In overall, the coffee chain has compensated much more than $640,000 to bug bounty hunters, with $20,000 cashed out in the previous 90 times. 

ZDNet has achieved out to Starbucks and will update when we hear back again.

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