A vulnerability classified as critical has been found in iStock Management System 1.0. Affected is an unknown code of the file user/profile. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

iStock Management System 1.0 allows Arbitrary File Upload via user/profile.

The bug was discovered 09/29/2017. The weakness was released 10/29/2017 (Website). The advisory is shared for download at packetstormsecurity.com. This vulnerability is traded as CVE-2017-15962 since 10/28/2017. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1608.002.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 30 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Exploit-DB (43097). Entry connected to this vulnerability is available at 108755.

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• iStock

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• Management System

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