VDB-146885 · CVE-2019-13727 · RHSA-2019:4238

Google Chrome prior 79.0.3945.79 WebSocket HTML Page permission assignment

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4	$5k-$25k	0.00

A vulnerability was found in Google Chrome (Web Browser) and classified as critical. This issue affects an unknown code of the component WebSocket. The manipulation as part of a HTML Page leads to a permission assignment vulnerability. Using CWE to declare the problem leads to CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Insufficient policy enforcement in WebSockets in Google Chrome prior to 79.0.3945.79 allowed a remote attacker to bypass same origin policy via a crafted HTML page.

The weakness was published 12/10/2019. The identification of this vulnerability is CVE-2019-13727. 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. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/09/2024). It is expected to see the exploit prices for this product increasing in the near future.

Upgrading to version 79.0.3945.79 eliminates this vulnerability.

Similar entries are available at 146889, 146888, 146887 and 146886.

Productinfo

Type

Web Browser

Vendor

Google

Name

Chrome

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Permission assignment
CWE: CWE-732 / CWE-275 / CWE-266
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 79.0.3945.79

Timelineinfo

07/18/2019 🔍
12/10/2019 +145 days 🔍
12/11/2019 +1 days 🔍
03/09/2024 +1550 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: RHSA-2019:4238
Status: Not defined

CVE: CVE-2019-13727 (🔍)
See also: 🔍

Entryinfo

Created: 12/11/2019 10:28
Updated: 03/09/2024 15:06
Changes: 12/11/2019 10:28 (40), 12/11/2019 10:33 (17), 03/09/2024 15:06 (6)
Complete: 🔍