KLA10877
Multiple vulnerabilities in iTunes

Multiple serious vulnerabilities have been found in Apple iTunes. Malicious users can exploit these vulnerabilities to cause denial of service, execute arbitrary code, bypass security restrictions or obtain sensitive information.

Below is a complete list of vulnerabilities

1. Multiple unknown vulnerabilities can be exploited remotely via a specially designed content to cause denial of service or execute arbitrary code;
2. Improper certificates verification can be exploited remotely via a specially designed certificate to obtain sensitive information;
3. An unknown vulnerability can be exploited remotely via HTTP sessions manipulations to bypass security restrictions;
4. Lack of restrictions can be exploited remotely via a specially designed content to obtain sensitive information.

Technical details

Vulnerability (2) related to improper verification of X.509 certificate.

Vulnerability (3) can be exploited by conducting DNS rebinding attack via leveraging HTTP/0.9 support.

Vulnerability (4) related to lack of restriction on location variable.

Apple iTunes versions earlier than 12.5.1 on Windows

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