Multiple memory corruption issues were addressed with improved input validation. This issue affected versions prior to iOS 11.4.1, tvOS 11.4.1, watchOS 4.3.2, Safari 11.1.2, iTunes 12.8 for Windows, iCloud for Windows 7.6.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Multiple memory corruption issues were addressed with improved input validation. This issue affected     versions prior to iOS 11.4.1, tvOS 11.4.1, watchOS 4.3.2, Safari 11.1.2, iTunes 12.8 for Windows, iCloud     for Windows 7.6. (CVE-2018-4271)

Note that Nessus relies on the presence of the package as reported by the vendor.

The version of Apple iOS running on the mobile device is prior to 11.4.1. It is, therefore, affected by multiple vulnerabilities.

The version of Apple Safari installed on the remote host is prior to 11.1.2. It is, therefore, affected by multiple vulnerabilities as described in the HT208695 security advisory.

This update for webkit2gtk3 to version 2.20.5 fixes the following issues :

Security issue fixed :

  - CVE-2018-12911: Fix off-by-one in     xdg_mime_get_simple_globs (bsc#1101999).

  - CVE-2018-4261, CVE-2018-4262, CVE-2018-4263,     CVE-2018-4264, CVE-2018-4265, CVE-2018-4267,     CVE-2018-4272, CVE-2018-4284: Processing maliciously     crafted web content may lead to arbitrary code     execution. A memory corruption issue was addressed with     improved memory handling.

  - CVE-2018-4266: A malicious website may be able to cause     a denial of service. A race condition was addressed with     additional validation.

  - CVE-2018-4270, CVE-2018-4271, CVE-2018-4273: Processing     maliciously crafted web content may lead to an     unexpected application crash. A memory corruption issue     was addressed with improved input validation.

  - CVE-2018-4278: A malicious website may exfiltrate audio     data cross-origin. Sound fetched through audio elements     may be exfiltrated cross-origin. This issue was     addressed with improved audio taint tracking.

Other bugs fixed :

  - Fix rendering artifacts in some websites due to a bug     introduced in 2.20.4.

  - Fix a crash when leaving accelerated compositing mode.

  - Fix non-deterministic build failure due to missing     JavaScriptCore/JSContextRef.h.

This update was imported from the SUSE:SLE-15:Update update project.

This update for webkit2gtk3 to version 2.20.5 fixes the following issues :

Security issue fixed :

CVE-2018-12911: Fix off-by-one in xdg_mime_get_simple_globs (bsc#1101999).

CVE-2018-4261, CVE-2018-4262, CVE-2018-4263, CVE-2018-4264, CVE-2018-4265, CVE-2018-4267, CVE-2018-4272, CVE-2018-4284: Processing maliciously crafted web content may lead to arbitrary code execution.
A memory corruption issue was addressed with improved memory handling.

CVE-2018-4266: A malicious website may be able to cause a denial of service. A race condition was addressed with additional validation.

CVE-2018-4270, CVE-2018-4271, CVE-2018-4273: Processing maliciously crafted web content may lead to an unexpected application crash. A memory corruption issue was addressed with improved input validation.

CVE-2018-4278: A malicious website may exfiltrate audio data cross-origin. Sound fetched through audio elements may be exfiltrated cross-origin. This issue was addressed with improved audio taint tracking.

Other bugs fixed: Fix rendering artifacts in some websites due to a bug introduced in 2.20.4.

Fix a crash when leaving accelerated compositing mode.

Fix non-deterministic build failure due to missing JavaScriptCore/JSContextRef.h.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The version of Apple iTunes installed on the remote Windows host is prior to 12.8. It is, therefore, affected by multiple vulnerabilities in WebKit as referenced in the HT208933 advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

According to its banner, the version of Apple TV on the remote device is prior to 11.4.1. It is, therefore, affected by multiple vulnerabilities as described in the HT208936 security advisory.

Note that only 4th and 5th generation models are affected by these vulnerabilities.

The version of Apple Safari installed on the remote macOS or Mac OS X host is prior to 11.1.2. It is, therefore, affected by multiple vulnerabilities as described in the HT208695 security advisory.

The version of Apple iTunes installed on the remote Windows host is prior to 12.8. It is, therefore, affected by multiple vulnerabilities as referenced in the HT208933 advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Type	Severity
254766	Linux Distros Unpatched Vulnerability : CVE-2018-4271	Nessus	Misc.	Local	medium
700551	Apple iOS < 11.4.1 Multiple Vulnerabilities	Nessus Network Monitor	Mobile Devices		critical
700504	Apple Safari < 11.1.2 Multiple Vulnerabilities	Nessus Network Monitor	Web Clients		high
123306	openSUSE Security Update : webkit2gtk3 (openSUSE-2019-705)	Nessus	SuSE Local Security Checks	Local	critical
120100	SUSE SLED15 / SLES15 Security Update : webkit2gtk3 (SUSE-SU-2018:2752-1)	Nessus	SuSE Local Security Checks	Local	critical
117878	Apple iTunes < 12.8 Multiple Vulnerabilities (uncredentialed check)	Nessus	Peer-To-Peer File Sharing	Remote	high
117656	openSUSE Security Update : webkit2gtk3 (openSUSE-2018-1025)	Nessus	SuSE Local Security Checks	Local	critical
111218	Apple iOS < 11.4.1 Multiple Vulnerabilities	Nessus	Mobile Devices	Local	high
111110	Apple TV < 11.4.1 Multiple Vulnerabilities	Nessus	Misc.	Remote	high
111109	macOS : Apple Safari < 11.1.2 Multiple Vulnerabilities	Nessus	MacOS X Local Security Checks	Local	high
111105	Apple iTunes < 12.8 Multiple Vulnerabilities (credentialed check)	Nessus	Windows	Local	high

Detections

Analytics

CVE-2018-4271

medium

Tenable Plugins

medium

critical

high

critical

critical

high

critical

high

high

high

high