Google Chrome up to 68.0.3440.75 CustomHandlers HTML Page cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Google Chrome. The affected element is an unknown function of the component CustomHandlers. Performing a manipulation as part of HTML Page results in cross site scripting. This vulnerability is identified as CVE-2018-16084. The attack can be initiated remotely. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Google Chrome (Web Browser). This affects an unknown functionality of the component CustomHandlers. The manipulation as part of a HTML Page leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The default selected dialog button in CustomHandlers in Google Chrome prior to 69.0.3497.81 allowed a remote attacker who convinced the user to perform certain operations to open external programs via a crafted HTML page.

The bug was discovered 09/04/2018. The weakness was released 01/09/2019 by Natalie Silvanovich with Google Project Zero (Website). It is possible to read the advisory at chromereleases.googleblog.com. This vulnerability is uniquely identified as CVE-2018-16084 since 08/29/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. 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 attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 117333 (Google Chrome < 69.0.3497.81 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 236961 (Red Hat Update for chromium-browser (RHSA-2018:2666)).

Upgrading to version 69.0.3497.81 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (117333) and SecurityFocus (BID 105215†). Entries connected to this vulnerability are available at VDB-123326, VDB-128858, VDB-128859 and VDB-128860. 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: 6.2
VulDB Meta Temp Score: 6.0

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

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: 117333
Nessus Name: Google Chrome < 69.0.3497.81 Multiple Vulnerabilities
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 69.0.3497.81

Timelineinfo

08/29/2018 🔍
09/04/2018 +6 days 🔍
09/04/2018 +0 days 🔍
09/04/2018 +0 days 🔍
09/06/2018 +2 days 🔍
01/09/2019 +125 days 🔍
01/09/2019 +0 days 🔍
01/10/2019 +1 days 🔍
08/02/2024 +2031 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2018:2666
Researcher: Natalie Silvanovich
Organization: Google Project Zero
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-16084 (🔍)
GCVE (CVE): GCVE-0-2018-16084
GCVE (VulDB): GCVE-100-128871
SecurityFocus: 105215 - Google Chrome Prior to 69.0.3497.81 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 01/10/2019 11:19
Updated: 08/02/2024 13:08
Changes: 01/10/2019 11:19 (74), 04/27/2020 14:49 (6), 06/23/2023 14:19 (4), 08/02/2024 13:08 (17)
Complete: 🔍
Cache ID: 216::103

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

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