KLA11456 Multiple vulnerabilities in Apple iCloud

Multiple vulnerabilities were found in Apple iCloud. Malicious users can exploit these vulnerabilities to execute arbitrary code, perform cross-site scripting attack, obtain sensitive information, bypass security restrictions and gain privileges.

Below is a complete list of vulnerabilities:

1. A type confusion vulnerability in WebKit can be exploited remotely to execute arbitrary code;
2. Multiple memory corruption vulnerabilities can be exploited remotely to execute arbitrary code;
3. Multiple logic vulnerabilities in WebKit can be exploited remotely to perform cross-site scripting attack;
4. A validation vulnerability in WebKit can be exploited remotely to obtain sensitive information;
5. A memory corruption vulnerability can be exploited loccaly to bypass security restrictions;
6. A buffer overflow vulnerability in CoreCrypto can be exploited locally to elevate privileges;
7. A race condition vulnerability can be exploited locally to execute code execution;
8. A cross-origin vulnerability in WebKit can be exploited locally to obtain sensitive information;

Original advisories

HT209605

Exploitation

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

Related products

Apple-iCloud

CVE list

CVE-2019-7285 critical

CVE-2019-6201 critical

CVE-2019-8506 critical

CVE-2019-8518 critical

CVE-2019-8563 high

CVE-2019-8544 critical

CVE-2019-8551 warning

CVE-2019-8535 critical

CVE-2019-8523 critical

CVE-2019-8559 high

CVE-2019-8558 high

CVE-2019-8503 critical

CVE-2019-8556 high

CVE-2019-7292 warning

CVE-2019-8524 high

CVE-2019-8536 critical

CVE-2019-8542 high

CVE-2019-8515 warning

CVE-2019-6232 critical

CVE-2019-6236 critical

CVE-2019-8639 high

CVE-2019-8638 high

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.

• OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

• 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.

• XSS/CSS

Cross site scripting. Exploitation of vulnerabilities with this impact can lead to partial interception of information transmitted between user and site.

Affected Products

• Apple iCloud earlier than 7.11