openSUSE Security Update : webkit2gtk3 (openSUSE-2018-845)

high Nessus Plugin ID 111626

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New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote openSUSE host is missing a security update.

Description

This update for webkit2gtk3 to version 2.20.3 fixes the following issues :

These security issues were fixed :

- CVE-2018-4190: An unspecified issue allowed remote attackers to obtain sensitive credential information that is transmitted during a CSS mask-image fetch (bsc#1097693).

- CVE-2018-4199: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (buffer overflow and application crash) via a crafted website (bsc#1097693)

- CVE-2018-4218: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted website that triggers an @generatorState use-after-free (bsc#1097693)

- CVE-2018-4222: An unspecified issue allowed remote attackers to execute arbitrary code via a crafted website that leverages a getWasmBufferFromValue out-of-bounds read during WebAssembly compilation (bsc#1097693)

- CVE-2018-4232: An unspecified issue allowed remote attackers to overwrite cookies via a crafted website (bsc#1097693)

- CVE-2018-4233: An unspecified issue allowed remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted website (bsc#1097693)

- CVE-2018-11646: webkitFaviconDatabaseSetIconForPageURL and webkitFaviconDatabaseSetIconURLForPageURL mishandle an unset pageURL, leading to an application crash (bsc#1095611).

These non-security issues were fixed :

- Disable Gigacage if mmap fails to allocate in Linux.

- Add user agent quirk for paypal website.

- Fix a network process crash when trying to get cookies of about:blank page.

- Fix UI process crash when closing the window under Wayland.

- Fix several crashes and rendering issues. This update was imported from the SUSE:SLE-15:Update update project.

Solution

Update the affected webkit2gtk3 packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1095611

https://bugzilla.opensuse.org/show_bug.cgi?id=1097693

Plugin Details

Severity: High

ID: 111626

File Name: openSUSE-2018-845.nasl

Version: 1.6

Type: local

Agent: unix

Published: 8/10/2018

Updated: 1/19/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.6

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P

Temporal Vector: CVSS2#E:F/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:2.3:o:novell:opensuse:15.0:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libjavascriptcoregtk-4_0-18:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libjavascriptcoregtk-4_0-18-32bit:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libjavascriptcoregtk-4_0-18-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libwebkit2gtk-4_0-37:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libwebkit2gtk-4_0-37-32bit:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libwebkit2gtk-4_0-37-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libwebkit2gtk3-lang:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:typelib-1_0-javascriptcore-4_0:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:typelib-1_0-webkit2-4_0:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:typelib-1_0-webkit2webextension-4_0:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:webkit-jsc-4:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:webkit-jsc-4-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:webkit2gtk-4_0-injected-bundles:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:webkit2gtk-4_0-injected-bundles-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:webkit2gtk3-debugsource:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:webkit2gtk3-devel:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:webkit2gtk3-plugin-process-gtk2:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:webkit2gtk3-plugin-process-gtk2-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libjavascriptcoregtk-4_0-18-32bit-debuginfo:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:opensuse:libwebkit2gtk-4_0-37-32bit-debuginfo:*:*:*:*:*:*:*

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/9/2018

Exploitable With

Metasploit (Safari Proxy Object Type Confusion)

Reference Information

CVE: CVE-2018-11646, CVE-2018-4190, CVE-2018-4199, CVE-2018-4218, CVE-2018-4222, CVE-2018-4232, CVE-2018-4233