SB2018120608 - Multiple vulnerabilities in Apple Safari



SB2018120608 - Multiple vulnerabilities in Apple Safari

Published: December 6, 2018

Security Bulletin ID SB2018120608
Severity
High
Patch available
YES
Number of vulnerabilities 9
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 67% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 9 secuirty vulnerabilities.


1) Spoofing attack (CVE-ID: CVE-2018-4440)

The vulnerability allows a remote attacker to conduct spoofing attack on the target system.

The weakness exists due to insufficient validation of user-supplied input in the Safari component. A remote attacker can trick the victim into visiting a specially crafted website, trigger state management error and spoof address bar.


2) Spoofing attack (CVE-ID: CVE-2018-4439)

The vulnerability allows a remote attacker to conduct spoofing attack on the target system.

The weakness exists due to insufficient validation of user-supplied input in the Safari component. A remote attacker can send a specially crafted mail message and spoof UI.


3) Security restrictions bypass (CVE-ID: CVE-2018-4445)

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The weakness exists in the Safari component due "Clear History and Website Data" did not clear the history. A remote attacker can bypass security restrictions and prevent fully deletion of browsing history.


4) Memory corruption (CVE-ID: CVE-2018-4443)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to boundary error in the Webkit component. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


5) Memory corruption (CVE-ID: CVE-2018-4442)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to boundary error in the Webkit component. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


6) Memory corruption (CVE-ID: CVE-2018-4441)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to boundary error in the Webkit component. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


7) Memory corruption (CVE-ID: CVE-2018-4438)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to boundary error in the Webkit component. A remote attacker can trick the victim into visiting a specially crafted website, trigger state management error and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


8) Memory corruption (CVE-ID: CVE-2018-4437)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to boundary error in the Webkit component. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


9) Memory corruption (CVE-ID: CVE-2018-4464)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The weakness exists due to boundary error in the Webkit component. A remote attacker can trick the victim into visiting a specially crafted website, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of the vulnerability may result in system compromise.


Remediation

Install update from vendor's website.