Google Chrome up to 70.0.3538.110 v8 Reflect.construct HTML Page out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Google Chrome up to 70.0.3538.110. The affected element is the function Reflect.construct of the component v8. The manipulation as part of HTML Page leads to out-of-bounds. This vulnerability is traded as CVE-2018-18359. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome up to 70.0.3538.110 (Web Browser) and classified as critical. This issue affects the function Reflect.construct of the component v8. The manipulation as part of a HTML Page leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Incorrect handling of Reflect.construct in V8 in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.

The bug was discovered 12/04/2018. The weakness was shared 12/11/2018 by Guang Gong with Qihoo 360 (Website). It is possible to read the advisory at chromereleases.googleblog.com. The identification of this vulnerability is CVE-2018-18359 since 10/15/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 119568 (RHEL 6 : chromium-browser (RHSA-2018:3803)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171951 (OpenSUSE Security Update for Chromium (openSUSE-SU-2018:4142-1)).

Upgrading to version 71.0.3578.80 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 (119568) and SecurityFocus (BID 106084†). The entries VDB-127833, VDB-127834, VDB-127835 and VDB-127836 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: Out-of-bounds
CWE: CWE-125 / CWE-119
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: 119568
Nessus Name: RHEL 6 : chromium-browser (RHSA-2018:3803)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 71.0.3578.80

Timelineinfo

10/15/2018 🔍
12/04/2018 +50 days 🔍
12/04/2018 +0 days 🔍
12/10/2018 +6 days 🔍
12/11/2018 +1 days 🔍
12/11/2018 +0 days 🔍
12/11/2018 +0 days 🔍
12/12/2018 +1 days 🔍
08/01/2024 +2059 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2018:3803
Researcher: Guang Gong
Organization: Qihoo 360
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-18359 (🔍)
GCVE (CVE): GCVE-0-2018-18359
GCVE (VulDB): GCVE-100-127859

OVAL: 🔍

SecurityFocus: 106084 - Google Chrome Prior to 71.0.3578.80 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/12/2018 09:07
Updated: 08/01/2024 21:14
Changes: 12/12/2018 09:07 (77), 04/20/2020 10:10 (7), 06/18/2023 11:46 (4), 08/01/2024 21:14 (16)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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