Advisory Details

August 2nd, 2018

TripAdvisor Browsable Intent Arbitrary URL Loading Privilege Escalation Vulnerability

CVE ID	CVE-2017-17226
CVSS SCORE	7.5, AV:N/AC:L/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	TripAdvisor
AFFECTED PRODUCTS	TripAdvisor
VULNERABILITY DETAILS	This vulnerability allows remote attackers to escalate privileges on vulnerable installations of TripAdvisor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of browsable intents. The issue results from improper validation on user-supplied URLs. An attacker can leverage this vulnerability to escalate privileges to resources normally protected from the application.
ADDITIONAL DETAILS	TripAdvisor has issued an update to correct this vulnerability. More details can be found at: http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20180130-01-tripadvisor-en
DISCLOSURE TIMELINE	2017-11-01 - Vulnerability reported to vendor 2018-08-02 - Coordinated public release of advisory 2018-08-02 - Advisory Updated
CREDIT	Tencent Keen Security Lab

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