Google Chrome up to 65.0.3325.146 WebAssembly HTML Page integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Google Chrome. This vulnerability affects unknown code of the component WebAssembly. The manipulation as part of HTML Page results in integer overflow. This vulnerability is reported as CVE-2018-6092. The attack can be launched remotely. Moreover, an exploit is present. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Google Chrome (Web Browser). It has been classified as critical. Affected is an unknown code block of the component WebAssembly. The manipulation as part of a HTML Page leads to a integer overflow vulnerability. CWE is classifying the issue as CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An integer overflow on 32-bit systems in WebAssembly in Google Chrome prior to 66.0.3359.106 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page.

The bug was discovered 04/17/2018. The weakness was disclosed 12/04/2018 by Abdulrahman Alqabandi (lokihardt) with Tencent (Website). The advisory is available at chromereleases.googleblog.com. This vulnerability is traded as CVE-2018-6092 since 01/23/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are unknown but a public exploit is available.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. 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 370889 (Google Chrome Prior to 66.0.3359.117 Multiple Vulnerabilities).

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 Exploit-DB (44860), Tenable (109290) and SecurityFocus (BID 103917†). The entries VDB-127476, VDB-127477, VDB-127478 and VDB-127479 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.2

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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: 🔍

Exploit-DB: 🔍

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 🔍
06/18/2024 +2022 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

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

CVE: CVE-2018-6092 (🔍)
GCVE (CVE): GCVE-0-2018-6092
GCVE (VulDB): GCVE-100-127482

OVAL: 🔍

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

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 12/05/2018 08:20
Updated: 06/18/2024 11:59
Changes: 12/05/2018 08:20 (80), 04/17/2020 12:27 (10), 06/13/2023 06:53 (4), 06/18/2024 11:59 (15)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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