Google Chrome up to 65.0.3325.146 WebAssembly HTML Page null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Chrome. Impacted is an unknown function of the component WebAssembly. This manipulation as part of HTML Page causes null pointer dereference. This vulnerability is registered as CVE-2018-6116. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome (Web Browser). Affected by this vulnerability is an unknown code of the component WebAssembly. The manipulation as part of a HTML Page leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A nullptr dereference in WebAssembly in Google Chrome prior to 66.0.3359.106 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.

The bug was discovered 04/17/2018. The weakness was published 12/04/2018 by Abdulrahman Alqabandi (lokihardt) with Tencent (Website). It is possible to read the advisory at chromereleases.googleblog.com. This vulnerability is known as CVE-2018-6116 since 01/23/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 109290 (GLSA-201804-22 : Chromium, Google Chrome: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277397 (Fedora Security Update for chromium (FEDORA-2018-94e1bc8c23)).

Upgrading to version 66.0.3359.106 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (109290) and SecurityFocus (BID 103917†). Similar entries are available at VDB-127476, VDB-127477, VDB-127478 and VDB-127479. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 109290
Nessus Name: GLSA-201804-22 : Chromium, Google Chrome: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 56832
OpenVAS Name: Debian Security Advisory DSA 4182-1 (chromium-browser - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 66.0.3359.106

Timelineinfo

01/23/2018 🔍
04/17/2018 +84 days 🔍
04/17/2018 +0 days 🔍
04/24/2018 +7 days 🔍
04/24/2018 +0 days 🔍
12/04/2018 +224 days 🔍
12/04/2018 +0 days 🔍
12/05/2018 +1 days 🔍
07/19/2024 +2053 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2018:1195
Researcher: Abdulrahman Alqabandi (lokihardt)
Organization: Tencent
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-6116 (🔍)
GCVE (CVE): GCVE-0-2018-6116
GCVE (VulDB): GCVE-100-127495

OVAL: 🔍

SecurityFocus: 103917 - Google Chrome Prior to 66.0.3359.117 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/05/2018 08:25
Updated: 07/19/2024 20:07
Changes: 12/05/2018 08:25 (77), 04/17/2020 14:40 (7), 06/13/2023 08:09 (4), 07/19/2024 20:07 (17)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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