KLA11624 Multiple vulnerabilities in Apple iCloud

Multiple vulnerabilities were found in Apple iCloud. Malicious users can exploit these vulnerabilities to execute arbitrary code, gain privileges, bypass security restrictions.

Below is a complete list of vulnerabilities:

1. Unspecified vulnerability in libexpat can be exploited remotely via specially designed XML-file to obtain sensitive information;
2. Multiple memory corruption vulnerabilities in WebKit can be exploited to execute arbitrary code
3. Unspecified vulnerability in CFNetwork Proxies can be exploited to gain privileges;
4. Use-after-free vulnerability in WebKit can be exploited to execute arbitrary code
5. A configuration issue vulnerability in CFNetwork can be exploited remotely to bypass security restrictions.

Original advisories

HT210795

HT210794

Exploitation

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Related products

Apple-iCloud

CVE list

CVE-2019-15903 warning

CVE-2019-8844 critical

CVE-2019-8848 high

CVE-2019-8835 critical

CVE-2019-8846 critical

CVE-2019-8834 warning

Solution

Update to the latest version

Download iCloud

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

• SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

• PE

Privilege escalation. Exploitation of vulnerabilities with this impact can lead to performing by abuser actions, which are normally disallowed for current role.

Affected Products

• Apple iCloud earlier than 7.16Apple iCloud earlier than 10.9