Google Chrome prior 66.0.3359.117 Fetch API HTML Page data processing

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Google Chrome. This issue affects some unknown processing of the component Fetch API. This manipulation as part of HTML Page causes data processing. This vulnerability is registered as CVE-2018-6091. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Google Chrome (Web Browser). Affected by this vulnerability is some unknown functionality of the component Fetch API. The manipulation as part of a HTML Page leads to a data processing vulnerability. The CWE definition for the vulnerability is CWE-19. As an impact it is known to affect confidentiality. The summary by CVE is:

Service Workers can intercept any request made by an <embed> or <object> tag in Fetch API in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to leak cross-origin data via a crafted HTML page.

The bug was discovered 04/17/2018. The weakness was published 01/09/2019 by Abdulrahman Alqabandi (lokihardt) with Tencent (Website). It is possible to read the advisory at debian.org. This vulnerability is known as CVE-2018-6091 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 370889 (Google Chrome Prior to 66.0.3359.117 Multiple Vulnerabilities).

Upgrading to version 66.0.3359.117 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 (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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Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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: Data processing
CWE: CWE-19
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 66.0.3359.117

Timelineinfo

01/23/2018 🔍
04/17/2018 +84 days 🔍
04/17/2018 +0 days 🔍
04/24/2018 +7 days 🔍
04/24/2018 +0 days 🔍
01/09/2019 +260 days 🔍
01/09/2019 +0 days 🔍
01/10/2019 +1 days 🔍
06/23/2023 +1625 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

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

CVE: CVE-2018-6091 (🔍)
GCVE (CVE): GCVE-0-2018-6091
GCVE (VulDB): GCVE-100-128935

OVAL: 🔍

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

See also: 🔍

Entryinfo

Created: 01/10/2019 21:19
Updated: 06/23/2023 15:14
Changes: 01/10/2019 21:19 (81), 04/28/2020 07:05 (6), 06/23/2023 15:14 (4)
Complete: 🔍
Cache ID: 216::103

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